| 单词 | rank difference |
| 释义 | > as lemmasrank difference rank difference n. Statistics the difference between two ranks assigned to the same thing; frequently attributive. ΘΚΠ the world > relative properties > number > probability or statistics > [noun] > groups or arrangements of data > relating to rank or order rank1883 nearest neighbour1884 rank difference1904 rank correlation1907 1904 Amer. Jrnl. Psychol. 15 86 If rank had been employed in conjunction with the method of ‘product moments’ or that of ‘rank differences’, the required smallness of probable error could have been obtained by as few as 36 cases. 1940 R. S. Woodworth Psychol. (ed. 12) iii. 89 ‘Rho’ is a measure of correlation, known as the rank-difference measure. 1972 J. Kagan & E. Havemann Psychol. xiii. 485 In some cases it is convenient to use the rank-difference method, which produces a different coefficient of correlation. 1997 Proc. Royal Soc. B. 264 743/2 We then apply Mann–Whitney U-tests to ask whether the two sets of rank differences are different. < as lemmas |
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