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1 sample correlation coefficient
Большой англо-русский и русско-английский словарь > sample correlation coefficient
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2 sample correlation coefficient
выборочный коэффициент корреляцииАнгло-русский словарь технических терминов > sample correlation coefficient
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3 sample correlation coefficient
Техника: выборочный коэффициент корреляцииУниверсальный англо-русский словарь > sample correlation coefficient
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4 sample correlation coefficient
English-Russian electronics dictionary > sample correlation coefficient
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5 sample correlation coefficient
The New English-Russian Dictionary of Radio-electronics > sample correlation coefficient
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6 sample correlation coefficient
English-Russian glossary on space technology > sample correlation coefficient
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7 coefficient
nounкоэффициент mcoefficient of variation коэффициент вариации, среднее относительное отклонениеinformational correlation coefficient информационный коэффициент корреляцииKendall rank correlation coefficient коэффициент ранговой корреляции КендаллаPearson rank correlation coefficient коэффициент ранговой корреляции ПирсонаSpearmen rank correlation coefficient коэффициент ранговой корреляции СпирменаАнглийский-русский словарь по теории вероятностей, статистике и комбинаторике > coefficient
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8 sample
nounвыборка fdispersion of а sample рассеивание m выборкиsample block выборочный блок/интервал/промежутокsample dispersion рассеивание m выборкиsample function выборочная функция, траектория, реализацияsample path выборочная функция, траектория, реализацияsample quasirange квазиразмах m выборкиsample size объем m выборкиsample variation рассеивание m выборкиtrimmed sample цензури-рованная/усеченная выборкаАнглийский-русский словарь по теории вероятностей, статистике и комбинаторике > sample
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9 coefficient
1) коэффициент; константа; постоянная2) действующий совместно; взаимодействующий•- coefficient of contingency
- coefficient of determination
- coefficient of fineness
- coefficient of harmonic distortion
- coefficient of induction - coefficient of reflection
- coefficient of regression
- coefficient of variation
- coefficient of volume thermal expansion
- absolute Peltier coefficient
- absorption coefficient
- acoustic-absorption coefficient
- acoustic noise reduction coefficient
- acoustic-transmission coefficient
- active reflection coefficient
- activity coefficient
- adhesion coefficient
- adjusted for degrees of freedom coefficient of determination
- ambipolar diffusion coefficient
- amplification coefficient
- amplitude coupling coefficient
- Ångström coefficient
- atomic absorption coefficient
- attenuation coefficient
- Auger coefficient
- autocorrelation coefficient
- autoregression coefficient
- avalanche coefficient
- backscattering coefficient
- barrier-transmission coefficient
- beam coupling coefficient
- beta coefficient
- binomial coefficient s-
- brightness coefficient
- bulk-wave piezoelectric-coupling coefficient
- capacitance coefficient
- carrier diffusion coefficient
- charge removal coefficient
- chromatic coefficients
- chromaticity coefficients
- Clebsh-Gordon coefficients
- confidence coefficient
- correlation coefficient
- coupling coefficient
- current reflection coefficient
- damage coefficient
- damping coefficient
- decay coefficient
- deflection coefficient
- demagnetizing coefficient
- derivative-action coefficient
- diffusion coefficient
- distribution coefficient
- Einstein coefficients
- elastic-compliance coefficient
- elastic-stiffness coefficient
- electrical reflection coefficient
- electrocaloric coefficient
- electromechanical-coupling coefficient
- electron-tube differential coefficients
- electron-tube incremental coefficients
- electrooptic coefficient
- electrostatic-induction coefficients
- excitation coefficients
- expansion coefficient
- extinction coefficient
- extinguishing coefficient
- F-coefficient
- feeding coefficients
- Fourier coefficient
- Fresnel coefficient
- fuzzy coefficient
- gap coefficient
- Hall coefficient
- image attenuation coefficient
- image phase coefficient
- image phase-change coefficient
- image transfer coefficient
- impurity diffusion coefficient
- incomplete coefficient
- incomplete charge-transfer coefficient
- integral-action coefficient
- intensity coupling coefficient
- interdiffusion coefficient
- kinetic coefficient
- linear absorption coefficient
- luminance coefficients
- luminosity coefficients
- luminous coefficient
- magnetoelastic-conpling coefficient
- magnetomechanical-coupling coefficient
- magnetooptic coefficient
- magnetoresistance coefficient
- magnetostriction coefficient
- mass absorption coefficient
- molecular-field coefficient
- multiple correlation coefficient
- mutual-coupling coefficient
- noise-reduction coefficient
- optical-coupling coefficient
- optical transmission coefficient
- partial correlation coefficient
- path coefficient
- Pearson correlation coefficient
- Peltier coefficient
- phase coefficient
- phase-change coefficient
- photocurrent coefficient
- piezoelectric coefficient
- piezoelectric-coupling coefficient
- potential coefficients
- production coefficient
- programming coefficient
- propagation coefficient
- proportional-action coefficient
- quadratic electrooptic coefficient
- quantum-mechanical transmission coefficient
- reciprocity coefficient
- recombination coefficient
- reflection coefficient
- regression coefficient
- relative Peltier coefficient
- relative Seebeck coefficient
- reliability coefficient
- reverberation absorption coefficient
- reverberation reflection coefficient
- reverberation transmission coefficient
- Sabine coefficient
- sample correlation coefficient
- scattering coefficient
- secondary electron-emission coefficient
- Seebeck coefficient
- skewness coefficient
- slope coefficient
- small-signal coupling coefficient
- sound-absorption coefficient
- sound-reflection coefficient
- sound-transmission coefficient
- Spearman correlation coefficient
- Spearman rank correlation coefficient
- specific ionization coefficient
- spin-phonon absorption coefficient
- standardized coefficient
- synchronizing coefficient
- temperature coefficient
- temperature coefficient of capacitance
- temperature coefficient of delay
- temperature coefficient of frequency
- temperature coefficient of Geiger-Muller threshold
- temperature coefficient of permeability
- temperature coefficient of resistance
- temperature coefficient of voltage drop
- thermal expansion coefficient
- thermoelectric coefficient of performance
- Thomson coefficient
- Thomson heat coefficient
- Townsend coefficient
- transfer coefficient
- transmission coefficient
- transport coefficient
- tube coefficients
- variation coefficient
- voltage reflection coefficient
- Walsh coefficients
- weighting coefficient -
10 coefficient
1) коэффициент; константа; постоянная2) действующий совместно; взаимодействующий•- absorption coefficient
- acoustic noise reduction coefficient
- acoustic-absorption coefficient
- acoustic-transmission coefficient
- active reflection coefficient
- activity coefficient
- adhesion coefficient
- adjusted for degrees of freedom coefficient of determination
- ambipolar diffusion coefficient
- amplification coefficient
- amplitude coupling coefficient
- Ångström coefficient
- atomic absorption coefficient
- attenuation coefficient
- Auger coefficient
- autocorrelation coefficient
- autoregression coefficient
- avalanche coefficient
- backscattering coefficient
- barrier-transmission coefficient
- beam coupling coefficient
- beta coefficient
- binomial coefficients
- brightness coefficient
- bulk-wave piezoelectric-coupling coefficient
- capacitance coefficient
- carrier diffusion coefficient
- charge removal coefficient
- chromatic coefficients
- chromaticity coefficients
- Clebsh-Gordon coefficients
- coefficient of beam utilization
- coefficient of contingency
- coefficient of determination
- coefficient of fineness
- coefficient of harmonic distortion
- coefficient of induction
- coefficient of linear thermal expansion
- coefficient of mutual induction
- coefficient of reflection
- coefficient of regression
- coefficient of variation
- coefficient of volume thermal expansion
- confidence coefficient
- correlation coefficient
- coupling coefficient
- current reflection coefficient
- damage coefficient
- damping coefficient
- decay coefficient
- deflection coefficient
- demagnetizing coefficient
- derivative-action coefficient
- diffusion coefficient
- distribution coefficient
- Einstein coefficients
- elastic-compliance coefficient
- elastic-stiffness coefficient
- electrical reflection coefficient
- electrocaloric coefficient
- electromechanical-coupling coefficient
- electron-tube differential coefficient
- electron-tube incremental coefficient
- electrooptic coefficient
- electrostatic-induction coefficients
- excitation coefficients
- expansion coefficient
- extinction coefficient
- extinguishing coefficient
- F coefficient
- feeding coefficients
- Fourier coefficient
- Fresnel coefficient
- fuzzy coefficient
- gap coefficient
- Hall coefficient
- image attenuation coefficient
- image phase coefficient
- image phase-change coefficient
- image transfer coefficient
- impurity diffusion coefficient
- incomplete charge-transfer coefficient
- incomplete coefficient
- integral-action coefficient
- intensity coupling coefficient
- interdiffusion coefficient
- kinetic coefficient
- linear absorption coefficient
- luminance coefficient
- luminosity coefficient
- luminous coefficient
- magnetoelastic-conpling coefficient
- magnetomechanical-coupling coefficient
- magnetooptic coefficient
- magnetoresistance coefficient
- magnetostriction coefficient
- mass absorption coefficient
- molecular-field coefficient
- multiple correlation coefficient
- mutual-coupling coefficient
- noise-reduction coefficient
- optical transmission coefficient
- optical-coupling coefficient
- partial correlation coefficient
- path coefficient
- Pearson correlation coefficient
- Peltier coefficient
- phase coefficient
- phase-change coefficient
- photocurrent coefficient
- piezoelectric coefficient
- piezoelectric-coupling coefficient
- potential coefficients
- production coefficient
- programming coefficient
- propagation coefficient
- proportional-action coefficient
- quadratic electrooptic coefficient
- quantum-mechanical transmission coefficient
- reciprocity coefficient
- recombination coefficient
- reflection coefficient
- regression coefficient
- relative Peltier coefficient
- relative Seebeck coefficient
- reliability coefficient
- reverberation absorption coefficient
- reverberation reflection coefficient
- reverberation transmission coefficient
- Sabine coefficient
- sample correlation coefficient
- scattering coefficient
- secondary electron-emission coefficient
- Seebeck coefficient
- skewness coefficient
- slope coefficient
- small-signal coupling coefficient
- sound-absorption coefficient
- sound-reflection coefficient
- sound-transmission coefficient
- Spearman correlation coefficient
- Spearman rank correlation coefficient
- specific ionization coefficient
- spin-phonon absorption coefficient
- standardized coefficient
- synchronizing coefficient
- temperature coefficient of capacitance
- temperature coefficient of delay
- temperature coefficient of frequency
- temperature coefficient of Geiger-Muller threshold
- temperature coefficient of permeability
- temperature coefficient of resistance
- temperature coefficient of voltage drop
- temperature coefficient
- thermal expansion coefficient
- thermoelectric coefficient of performance
- Thomson coefficient
- Thomson heat coefficient
- Townsend coefficient
- transfer coefficient
- transmission coefficient
- transport coefficient
- tube coefficients
- variation coefficient
- voltage reflection coefficient
- Walsh coefficients
- weighting coefficientThe New English-Russian Dictionary of Radio-electronics > coefficient
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11 coefficient
1) коэффициент; множитель2) фактор3) константа, постоянная•-
absorption coefficient
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accommodation coefficient
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acidity coefficient
- acoustic absorption coefficient -
actinic coefficient
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adhesion coefficient
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adiabatic Hall coefficient
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admiralty coefficient
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aerosol extinction coefficient
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air drag coefficient
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air-to-air heat-transmission coefficient
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angular coefficient
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aridity coefficient
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attenuation coefficient
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autocorrelation coefficient
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binomial coefficient
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block coefficient
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breadth coefficient
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brightness coefficient
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bubble volume coefficient
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Callier coefficient
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capacitance coefficients
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chromatic coefficient
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chromaticity coefficients
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coefficient of active lateral earth pressure
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coefficient of amplification
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coefficient of charge
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coefficient of collar friction
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coefficient of compressibility
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coefficient of consolidation
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coefficient of correlation
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coefficient of cubical expansion
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coefficient of deformation
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coefficient of discharge
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coefficient of efficiency
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coefficient of elasticity
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coefficient of electrostatic induction
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coefficient of expansion
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coefficient of floating route filling
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coefficient of friction of rest
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coefficient of friction
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coefficient of harmonic distortion
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coefficient of hysteresis
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coefficient of induction
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coefficient of internal friction
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coefficient of jam compactness
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coefficient of journal friction
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coefficient of kinematic viscosity
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coefficient of kinetic friction
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coefficient of linear expansion
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coefficient of magnetization
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coefficient of mutual inductance
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coefficient of mutual overlap
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coefficient of performance
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coefficient of pivoting friction
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coefficient of proportionality
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coefficient of radiation
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coefficient of raft section density
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coefficient of regression
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coefficient of resistance
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coefficient of restitution
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coefficient of rigidity
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coefficient of rolling friction
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coefficient of rotation
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coefficient of self-induction
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coefficient of sliding friction
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coefficient of slip
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coefficient of static friction
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coefficient of strain
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coefficient of surface expansion
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coefficient of thermal efficiency
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coefficient of thermal expansion
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coefficient of total drag
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coefficient of utilization
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coefficient of variation
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coefficient of volume change
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combined convection and radiation coefficient
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combustion rate coefficient
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condensing coefficient
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conductance coefficient
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confidence coefficient
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contraction coefficient
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contrast coefficient
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convection coefficient
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corrosion coefficient
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coupling coefficient
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crest coefficient
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cross-correlation coefficient
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current temperature coefficient
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damping coefficient
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deadweight-displacement coefficient
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deadweight coefficient
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decay coefficient
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deflection coefficient
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demagnetization coefficient
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derailment coefficient
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dielectric coefficient
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dielectric loss coefficient
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diffusion coefficient
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dilution coefficient
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discharge coefficient
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dispersion coefficient
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dissipation coefficient
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distortion coefficient
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distribution coefficient
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drag coefficient
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drying coefficient
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efflux coefficient
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elastooptic coefficient
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electrochemical diffusion coefficient
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electrochemical transfer coefficient
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electrooptic coefficient
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emissivity coefficient
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empirically determined coefficient
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energy-transfer coefficient
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excess coefficient
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extinction coefficient
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filtration coefficient
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flow coefficient
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flux coefficient
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Fourier coefficient
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friction coefficient
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gap coefficient
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gas-phase mass-transfer coefficient
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gas-side mass-transfer coefficient
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growth coefficient
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H0 coefficient
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heat conduction coefficient
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heat-transfer coefficient
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highest coefficient
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humidity coefficient
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hyetal coefficient
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hygroscopic coefficient
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impregnation coefficient
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integral coefficient
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interassembly moderator coefficient
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interdiffusion coefficient
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intraassembly moderator coefficient
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ionic activity coefficient
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ionic distribution coefficient
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ionization coefficient
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Joule-Thomson coefficient
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Lagrangian coefficients
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leading coefficient
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lift coefficient
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linear attenuation coefficient
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linear expansion coefficient
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lines coefficients
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literal coefficient
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load reflection coefficient
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local heat-transfer coefficient
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local mass-transfer coefficient
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loss coefficient
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magnetooptic coefficient
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mass coefficient of reactivity
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mass energy absorption coefficient
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mass-transfer coefficient
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midship-section coefficient
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midship coefficient
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molecular diffusion coefficient
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negative temperature coefficient of reactivity
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noise reduction coefficient
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nondimensional coefficient
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nonlinear-distortions coefficient
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numerical coefficient
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numeric coefficient
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optical loss coefficient
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orifice coefficient
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output reflection coefficient
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overall heat transfer coefficient
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overall mass transfer coefficient
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pan-to-lake coefficient
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permeability coefficient
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permeance coefficient
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phase-change coefficient
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phase coefficient
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phase-temperature coefficient
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pitch coefficient
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plastic anisotropy coefficient
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pluviometric coefficient
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polytropic coefficient
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potential coefficient
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pressure coefficient of viscosity
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pressure/viscosity coefficient
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prismatic coefficient
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programming coefficient
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propagation coefficient
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propulsive coefficient
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purity coefficient
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quasi-propulsive coefficient
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radiant heat-transfer coefficient
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Rankine's coefficient
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reactivity coefficient
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recombination coefficient
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reflection coefficient
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refraction coefficient
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relative friction coefficient
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reliability coefficient
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reset coefficient
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roughness coefficient
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runoff coefficient
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salting-out coefficient
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sample correlation coefficient
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saturation coefficient
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SAW coupling coefficient
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scattering coefficient
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screening coefficient
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sedimentation coefficient
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self-diffusion coefficient
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shear coefficient
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similarity coefficient
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slip coefficient
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solubility coefficient
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sound absorption coefficient
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sound reflection coefficient
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sound transmission coefficient
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steady friction coefficient
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steady-flow coefficient
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stick-slip friction coefficient
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stiffness coefficient
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strain-hardening coefficient
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stress-optical coefficient
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technical readiness coefficient
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temperature coefficient
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thermal accommodation coefficient
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thermal coefficient
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thermal diffusion coefficient
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thermal-conductivity coefficient
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thermal-expansion coefficient
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thermodiffusion coefficient
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thermodynamic coefficient
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thermoelectric coefficient
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throttling coefficient
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thrust coefficient
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tip diffraction coefficient
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torque coefficient
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total diffusion coefficient
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traction coefficient
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transfer coefficient
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transmission coefficient
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transport coefficient
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trichromatic coefficients
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trilinear coefficients
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tristimulus coefficients
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undetermined coefficient
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uniform heat transfer coefficient
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uniformity coefficient
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unsaturated coefficient
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void coefficient
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voltage temperature coefficient
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volumetric coefficient of thermal expansion
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wall coefficient
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water-land coefficient
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waterplane area coefficient
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waterplane coefficient
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weighting coefficient
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weight coefficient
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well imperfection coefficient
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winding coefficient
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wobble coefficient -
12 coefficient
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13 correlation
nounкорреляция fcorrelation coefficient коэффициент m корреляцииhomogeneous isotropic correlation function однородная изотропная корреляционная функцияintraclass correlation coefficient коэффициент m внутригрупповой корреляцииPearson rank correlation coefficient коэффициент m ранговой корреляции Пирсонаrani correlation coefficient коэффициент m ранговой корреляцииSpearmen rank correlation coefficient коэффициент m ранговой корреляции СпирменаАнглийский-русский словарь по теории вероятностей, статистике и комбинаторике > correlation
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14 выборочный коэффициент корреляции
Большой англо-русский и русско-английский словарь > выборочный коэффициент корреляции
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15 выборочный коэффициент корреляции
sample correlation coefficientАнгло-русский словарь технических терминов > выборочный коэффициент корреляции
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16 function
1) функция, действие || функционировать; действовать- essential functions - routine function - safety-related functions2) функциональное назначение; роль- circuit function - intrinsic function - metering function - primary function - robot function - planning function - service function - support function4) функциональный узел ( машины)5) матем. функциональная зависимость, функция- absolutely additive function - absolutely bounded function - absolutely continuous function - absolutely integrable function - absolutely monotone function - absolutely summable function - absolutely symmetric function - almost complex function - almost continuous function - almost convex function - almost everywhere defined function - almost everywhere finite function - almost invariant function - almost periodic function - almost recursive function - almost separably-valued function - almost separating function - almost universal function - analytically independent function - analytically representable function - approximately differentiable function - asymptotically differentiable function - asymptotically finite function - asymptotically uniformly optimal function - bounded below function - cellwise continuous function - circumferentially mean p-valent function - comparison function - complementary error function - complete analytic function - completely additive function - completely computable function - completely monotone function - completely multiplicative function - completely productive function - completely subadditive function - completely symmetrical function - completely undefined function - complex hyperbolic function - conditional risk function - countably multiplicative function - countably valued function - covariant function - cumulative distribution function - cumulative frequency function - deficiency function - double limit function - doubly periodic function - doubly recursive function - effectively computable function - effectively constant function - effectively decidable function - effectively variable function - elementarily symmetric function - entire function of maximum type - entire function of mean type - entire function of potential type - entire function of zero type - entire rational function - essentially increasing function - essentially integrable function - essentially real function - essentially smooth function - everywhere differentiable function - everywhere smooth function - expansible function - explicitly definable function - exponentially convex function - exponentially decreasing function - exponentially increasing function - exponentially multiplicative function - exponentially vanishing function - finitely mean valent function - finitely measurable function - function of appropriate behavior - function of bounded characteristic - function of bounded type - function of bounded variation - function of complex variable - function of exponential type - function of finite genus - function of finite variation - function of fractional order - function of infinite type - function of integral order - function of maximal type - function of minimal type - function of mixed variables - function of normal type - function of number theory - function of one variable - function of rapid descent - function of rapid growth - function of real variable - general universal function - geometric carrier function - implicitly definable function - incomplete dibeta function - incomplete gamma function - incomplete tribeta function - incompletely defined function - inductively defined function - inductively integrable function - infinitely divisible function - infinitely many-valued function - integral logarithmic function - inverse trigonometric function - inverted beta function - iterative function - joint correlation function - joint density function - linearly separable function - locally bounded function - locally constant function - locally holomorphic function - locally homogeneous function - locally integrable function - locally negligible function - locally regular function - locally summable function - logarithmic generating function - logarithmic integral function - logarithmically infinite function - logarithmically plurisubharmonic function - logarithmically subharmonic function - lower semicontinuous function - monotone non-decreasing function - monotone non-increasing function - multiply periodic function - multiply recursive function - negative definite function - negative infinite function - nontangentially bounded function - normalized function - normed function - nowhere continuous function - nowhere differentiable function - nowhere monotonic function - n-times differentiable function - n-tuply periodic function - numeralwise expressible function - numeralwise representable function - numerical function - numerically valued function - oblate spheroidal function - operating characteristic function - optimal policy function - parametrically definable function - partially symmetric function - piecewise constant function - piecewise continuously differentiable function - piecewise linear function - piecewise monotonic function - piecewise polynomial function - piecewise quadratic function - piecewise regular function - piecewise smooth function - pointwise approximated function - positive homogeneous function - positive infinite function - positive monotone function - positive monotonic function - positive semidefinite function - potentially calculable function - potentially recursive function - power series function - probability generating function - quadratically summable function - rapidly damped function - rapidly decreasing function - rapidly oscillatory function - recursively continuous function - recursively convergent function - recursively defined function - recursively differentiable function - recursively divergent function - recursively extensible function - relative distribution function - relative frequency function - representing function - reproducing kernel function - residual function - residue function - scalarwise integrable function - scalarwise measurable function - sectionally smooth function - simply periodic function - singly recursive function - slowly increasing function - slowly oscillating function - slowly varying function - smoothly varying function - solid spherical harmonic function - solid zonal harmonic function - steadily increasing function - stopped random function - strictly convex function - strictly decreasing function - strictly increasing function - strictly integrable function - strictly monotone function - strongly differentiable function - strongly holomorphic function - strongly integrable function - strongly measurable function - strongly plurisubharmonic function - totally additive function - totally continuous function - totally measurable function - totally multiplicative function - totally positive function - triangular function - uniformly best decision function - uniformly bounded function - uniformly definable function - uniformly differentiable function - uniformly homotopic function - uniformly integrable function - uniformly limited function - uniformly measurable function - uniformly smooth function - unit step function - unitary divisor function - upper measurable function - upper semicontinuous function - weakly analytic function - weakly continuous function - weakly differentiable function - weakly holomorphic function - weakly measurable function - weakly singular function - weighted random functiondomain of a function — область определения функции, область изменения независимой переменной
См. также в других словарях:
sample correlation coefficient — see correlation c … Medical dictionary
correlation coefficient — a statistical measure that when squared gives the degree of association between the values of two random variables. Most correlation coefficients are normalized so that they have values between +1 (perfect correlation) and −1 (perfect… … Medical dictionary
Correlation coefficient — may refer to: Pearson product moment correlation coefficient, also known as r, R, or Pearson s r, a measure of the strength of the linear relationship between two variables that is defined in terms of the (sample) covariance of the variables… … Wikipedia
Point-biserial correlation coefficient — The point biserial correlation coefficient ( rpb ) is a correlation coefficient used when one variable (e.g. Y ) is dichotomous; Y can either be naturally dichotomous, like gender, or an artificially dichotomized variable. In most situations it… … Wikipedia
Spearman's rank correlation coefficient — In statistics, Spearman s rank correlation coefficient or Spearman s rho, named after Charles Spearman and often denoted by the Greek letter ho (rho) or as r s, is a non parametric measure of correlation ndash; that is, it assesses how well an… … Wikipedia
Pearson product-moment correlation coefficient — In statistics, the Pearson product moment correlation coefficient (sometimes referred to as the MCV or PMCC, and typically denoted by r ) is a common measure of the correlation between two variables X and Y . In accordance with the usual… … Wikipedia
Spearman rank correlation coefficient — a rank correlation coefficient used when both variables represent ordinal data in an unlimited ranking, such as class standing, so that each sample is assigned a unique rank. Symbol rs. Called also Spearman rho. Cf. Kendall rank correlation c … Medical dictionary
Correlation — In probability theory and statistics, correlation, (often measured as a correlation coefficient), indicates the strength and direction of a linear relationship between two random variables. In general statistical usage, correlation or co relation … Wikipedia
Correlation and dependence — This article is about correlation and dependence in statistical data. For other uses, see correlation (disambiguation). In statistics, dependence refers to any statistical relationship between two random variables or two sets of data. Correlation … Wikipedia
Coefficient of determination — In statistics, the coefficient of determination R2 is used in the context of statistical models whose main purpose is the prediction of future outcomes on the basis of other related information. It is the proportion of variability in a data set… … Wikipedia
Correlation ratio — In statistics, the correlation ratio is a measure of the relationship between the statistical dispersion within individual categories and the dispersion across the whole population or sample. The measure is defined as the ratio of two standard… … Wikipedia