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Question 16If ¯x is the mean of x1,x2,……xn, then for a≠0, the mean of ax1,ax2,……axn,x1a,x2a,……xna is:A) (a+1a)¯xB) (a+1a)¯x2C) (a+1a)¯xnD) (a+1a)¯x2n

Answer» Question 16

If ¯x is the mean of x1,x2,xn, then for a0, the mean of ax1,ax2,axn,x1a,x2a,xna is:



A) (a+1a)¯x

B) (a+1a)¯x2

C) (a+1a)¯xn

D) (a+1a)¯x2n


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