(Choose 1 answer)
(See picture)
A. (i)
B. (iii)
C. (ii)
D. All of them are true.
Which of the following is true about the sampling distribution of the sample mean?
(i) The mean of the sampling distribution is always u
(ii) The standard deviation of the sampling distribution is always o
(iii) The shape of the sampling distribution is always approximately normal.
FUOn the exam.
