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continuous probability density function

См. также в других словарях:

  • Probability density function — Boxplot and probability density function of a normal distribution N(0, σ2). In probability theory, a probability density function (pdf), or density of a continuous random variable is a function that describes the relative likelihood for this… …   Wikipedia

  • probability density function — Statistics. 1. a function of a continuous variable whose integral over a region gives the probability that a random variable falls within the region. 2. Also called frequency function. a function of a discrete variable whose sum over a discrete… …   Universalium

  • probability density function — noun Date: 1957 1. probability function 2. a function of a continuous random variable whose integral over an interval gives the probability that its value will fall within the interval …   New Collegiate Dictionary

  • probability density function — probabil′ity den sity func tion n. 1) sta a function of a continuous variable whose integral over a region gives the probability that a random variable falls within the region 2) sta a function of a discrete variable whose sum over a discrete set …   From formal English to slang

  • probability density function — noun 1. : probability function 2. : a function of a continuous random variable whose integral over an interval gives the probability that its value will fall within the interval …   Useful english dictionary

  • Probability density function — The probability function for a continuous random variable. The New York Times Financial Glossary …   Financial and business terms

  • probability density function — The function that describes the change of certain realizations for a continuous random variable. Bloomberg Financial Dictionary …   Financial and business terms

  • Continuous probability distribution — In probability theory, a probability distribution is called continuous if its cumulative distribution function is continuous. That is equivalent to saying that for random variables X with the distribution in question, Pr [ X = a ] = 0 for all… …   Wikipedia

  • Probability mass function — In probability theory, a probability mass function (abbreviated pmf) is a function that gives the probability that a discrete random variable is exactly equal to some value. A pmf differs from a probability density function (abbreviated pdf) in… …   Wikipedia

  • density function — In statistics, a function whose integral is calculated to find probabilities associated with a continuous random variable (see continuity, probability theory). Its graph is a curve above the horizontal axis that defines a total area, between… …   Universalium

  • Probability theory — is the branch of mathematics concerned with analysis of random phenomena.[1] The central objects of probability theory are random variables, stochastic processes, and events: mathematical abstractions of non deterministic events or measured… …   Wikipedia

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