nonparametric statistic

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Related to nonparametric statistic: Parametric statistics, parametric test, parametric data
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Noun1.nonparametric statistic - a statistic computed without knowledge of the form or the parameters of the distribution from which observations are drawn
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
statistic - a datum that can be represented numerically
rank-difference correlation, rank-difference correlation coefficient, rank-order correlation, rank-order correlation coefficient - the most commonly used method of computing a correlation coefficient between the ranks of scores on two variables
Kendall test - any of several nonparametric measures of correlation (used when the assumptions of standard correlational analysis are not met)
fourfold point correlation, phi coefficient, phi 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)
References in periodicals archive ?
A direct comparison with the nonparametric statistic Wilcoxon paired test gives a z = 2.
Nonparametric statistics for the behavioural sciences.
Chapters cover both conceptual and theoretical understanding of discrete and continuous random variables, hypothesis testing, simple regression, nonparametric statistics, and more.
Nonparametric statistics took ties into account when appropriate.
Moreover, because nonparametric statistics use basic mathematics, the researcher with only a moderate background in statistics can feasibly calculate them by hand.
We determined 99th percentile reference cutoffs by nonparametric statistics following Clinical and Laboratory Standards Institute guidelines C28-A2.
References from similar research and the reference for nonparametric statistics are included in the Bibliography section.
Practical Nonparametric Statistics, New York: John Wiley & Sons.
Traditional Parametric Statistics Mean: $1,644,704 Standard deviation: $190,644 Traditional Nonparametric Statistics Upper quartile: $1,973,645 Median: $1,644,704 Lower quartile: $1,473,530 Simple Averages High-range average: $1,891,410 Most likely range: $1,644,704 Low-range average: $1,397,999
If the data showed a normal distribution, results were reported as point estimates with a 90% CI; if not, nonparametric statistics were used.
Nonparametric statistics make no assumptions about the shape of the distribution so that they are often called "distribution-free" statistics.