for a group of 8 students tas found he sum of squares of diff in ranks for accountancy & economics marks was found to be 50.what is the rank correlation of coefficient?
pls explain with ans.....
harish ragav (student-IPCC) (407 Points)
03 December 2012for a group of 8 students tas found he sum of squares of diff in ranks for accountancy & economics marks was found to be 50.what is the rank correlation of coefficient?
pls explain with ans.....
aswatha
(udumalpet)
(90 Points)
Replied 03 December 2012
Here the formula for rank correlation coefficient is 1-(6sigmad^2)/n(n^2--1)
in the sum n=8; sigmad^2 =50 if u substitute in the formula u will be getting the answer 0.40
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