Question

The mean of n observations x1, x2, x3, ..... X, is . If each observation is divided by p, prove that the mean of new observation is

Answer 1

Answer:

Let the n observations be { x1, x2, x3, ···· ··· xn }. Then, (1/n)[ x1 + .... The mean is the sum of all terms, divided by n. .... If each observation is multiplied by 2,................... .............