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A computer while calculating the correlation coefficient between the variables x and y obtained the followingresults :n=25,sumx_(i)=125,sumy_(i)=100,sumx_(i)^(2)=650,sumy_(i)^(2)=460,sumx_(i)y_(i)=508 It washoweverlater discovered at the time of checking that it has copied down two pairs of obervations as (6,14) and (8,6) where as values were (8,12) and (6,8).Calculate the correct correlation coefficient of x and y. |
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