Spearman's rank-order coefficient
/ (ˈspɪəmənz) /
a statistic measuring the extent to which two sets of discrete data place the distinct items in the same order, given by r S = 1 – 6 Σ d ² /n (n ² – 1), where Σ d ² is the sum of the squares of the differences of ranks between the two orderings and n is the number of items in eachAlso called: Spearman's rank-order correlation coefficient
FOR POSTERITY’S SAKE, TAKE THIS WORD OF THE DAY QUIZ!
Are words your bailiwick? Take the latest quiz on the words from July 6 to July 12 to find out.
Question 1 of 7
Word Origin for Spearman's rank-order coefficient
named after Charles E. Spearman (1863–1945), English mathematician and statistician
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012