यदि `N=10, barx=12, Sigmax^(2)=1530,` विचरण गुणांक निकालें

If n=10 , barx=12 , and sumx^(2)=1530 , then calculate the coefficient of variation.

If n = 10 , barx =12 and sum x^(2) = 1530 , then calculate the coefficient of variation.

If n = 15, bar x = 10 and Sigmax^2 = 1530 then find its standard deviation.

sumx i=380,N=10, barx= ______

If n=10,X=12 and sum x_(1)^(2)=1530, then the cofficient of variation is 36%(b)41%(c)25%(d) none of these

If n=10 , X =12 and sumx_(i)^2=1530 , then the coefficient of variation is (a) 36% (b) 41% (c) 25% (d) none of these

It is given that barX=10, barY=90, sigma_(X)=3, sigma_(Y)=12 and r_(XY)=0.8. The regression equation of X on Y is