If X1 X2 X3 ... Xn be n observations having arithmetic mean and if Y =4X 2 then is equal to

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1.	If X1, X2, X3, ... Xn, be n observations having arithmetic mean and if Y =4X 2, then is equal to:
A.	4X
B.	4
C.	4 2
D.	4 2
Answer» D. 4 2

Discussion

Explore topic-wise MCQs in Bachelor of Computer Applications (BCA).

If X1, X2, X3, ... Xn, be n observations having arithmetic mean and if Y =4X 2, then is equal to: