data+variation

См. также в других словарях:

• Data profiling — is the process of examining the data available in an existing data source (e.g. a database or a file) and collecting statistics and information about that data. The purpose of these statistics may be to: Find out whether existing data can easily… …   Wikipedia

• Data dredging — (data fishing, data snooping) is the inappropriate (sometimes deliberately so) use of data mining to uncover misleading relationships in data. Data snooping bias is a form of statistical bias that arises from this misuse of statistics. Any… …   Wikipedia

• Data collection — is a term used to describe a process of preparing and collecting data, for example, as part of a process improvement or similar project. The purpose of data collection is to obtain information to keep on record, to make decisions about important… …   Wikipedia

• Data Toolbar — Developer(s) DataTool Services Operating system Microsoft Windows Type Browser toolbar, Web scraping Website ww …   Wikipedia

• variation — (statistical) The greater part of empirical research is concerned with the characteristics of groups, or aggregate social entities, rather than individual cases; that is, with men or women in general, rather than any particular man or woman. A… …   Dictionary of sociology

• variation (statistical) — The greater part of empirical research is concerned with the characteristics of groups, or aggregate social entities, rather than individual cases; that is, with men or women in general, rather than any particular man or woman. A range of… …   Dictionary of sociology

• Variation ratio — The variation ratio is a simple measure of statistical dispersion in nominal distributions; it is the simplest measure of qualitative variation.It is defined as the percent of cases which are not the mode::mathbf{v} := 1 frac{f m}{N}.While a… …   Wikipedia

• Data mining — Not to be confused with analytics, information extraction, or data analysis. Data mining (the analysis step of the knowledge discovery in databases process,[1] or KDD), a relatively young and interdisciplinary field of computer science[2][3] is… …   Wikipedia

• Data — For data in a computer science context, see Data (computing). For other senses of the word, see Data (disambiguation). See also datum, a disambiguation page. The term data refers to qualitative or quantitative attributes of a variable or set of… …   Wikipedia

• Variation, observer — Failure by the observer to measure accurately, resulting in error. Observer variation may be due to the observer s missing a measurement, making an incorrect measurement, or misinterpreting data. Inter observer variation is the amount of… …   Medical dictionary

• Data compression — Source coding redirects here. For the term in computer programming, see Source code. In computer science and information theory, data compression, source coding or bit rate reduction is the process of encoding information using fewer bits than… …   Wikipedia