- sample correlation
- мат. выборочная корреляция
Большой англо-русский и русско-английский словарь. 2001.
sample correlation
Смотреть что такое "sample correlation" в других словарях:
sample correlation coefficient — see 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
correlation ratio — noun : a number other than the correlation coefficient that measures the degree of correlation between two mathematical variables * * * Statistics. the ratio of the variance between arrays of data within a sample to the variance of the whole… … Useful english 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
Sample size determination — is the act of choosing the number of observations to include in a statistical sample. The sample size is an important feature of any empirical study in which the goal is to make inferences about a population from a sample. In practice, the sample … Wikipedia
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
Correlation does not imply causation — (related to ignoring a common cause and questionable cause) is a phrase used in science and statistics to emphasize that correlation between two variables does not automatically imply that one causes the other (though correlation is necessary for … Wikipedia
Correlation spectroscopy — is one of several types of two dimensional nuclear magnetic resonance (NMR) spectroscopy. Other types of two dimensional NMR include J spectroscopy, exchange spectroscopy (EXSY), and Nuclear Overhauser effect spectroscopy (NOESY). Two dimensional … 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
Correlation function — For other uses, see Correlation function (disambiguation). A correlation function is the correlation between random variables at two different points in space or time, usually as a function of the spatial or temporal distance between the points.… … Wikipedia
