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rank-difference correlation vs distribution free statistic

distribution free statistic vs rank-difference correlation

rank-difference correlation and distribution free statistic both are nouns.

Word NounAdjectiveVerbAdverb
rank-difference correlation Yes No No No
distribution free statistic Yes No No No
As nouns, distribution free statistic is a hypernym of rank-difference correlation; that is, distribution free statistic is a word with a broader meaning than rank-difference correlation:
  • rank-difference correlation: the most commonly used method of computing a correlation coefficient between the ranks of scores on two variables
  • distribution free statistic: a statistic computed without knowledge of the form or the parameters of the distribution from which observations are drawn
Other hypernyms of rank-difference correlation include nonparametric statistic.
rank-difference correlation (noun) distribution free statistic (noun)
the most commonly used method of computing a correlation coefficient between the ranks of scores on two variables a statistic computed without knowledge of the form or the parameters of the distribution from which observations are drawn
Difference between rank-difference correlation and distribution free statistic

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