distribution_free_statistic (HyperDic hyper-dictionary)

English > 1 sense of the expression *distribution free statistic*:
NOUN	cognition	distribution free statistic, nonparametric statistic	a statistic computed without knowledge of the form or the parameters of the distribution from which observations are drawn

English > *distribution free statistic*: 1 sense > noun 1, cognition
Meaning	A statistic computed without knowledge of the form or the parameters of the distribution from which observations are drawn.
Synonym	nonparametric statistic
Category	statistics	A branch of applied mathematics concerned with the collection and interpretation of quantitative data and the use of probability theory to estimate population parameters
Narrower	Kendall test	Any of several nonparametric measures of correlation (used when the assumptions of standard correlational analysis are not met)
	phi coefficient, phi correlation, fourfold point correlation	An index of the relation between any two sets of scores that can both be represented on ordered binary dimensions (e.g., male-female)
	rank-order correlation coefficient, rank-order correlation, rank-difference correlation coefficient, rank-difference correlation	The most commonly used method of computing a correlation coefficient between the ranks of scores on two variables
Broader	statistic	A datum that can be represented numerically

HyperDic: distribution_free_statistic