Q. 35.0( 1 Vote )

If x1, x2, ……, xn are n values of a variable X and y1, y2, ……., yn are n values of variable Y such that yi = axi + b, i = 1,2, ……, n, then write Var(Y) in terms of Var(X).

Answer :

And, yi=ax1+b

Hence, proved

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