Let and 2 denote the two sample means. a. Give the mean and standard deviation of the

Question:

Let and 2 denote the two sample means.

a. Give the mean and standard deviation of the sampling distribution of .
b. Give the mean and standard deviation of the sampling distribution of 2.
c. Suppose you were to calculate the difference between the sample means (1 - 2). Find the mean and standard deviation of the sampling distribution of (1, - 2).
d. Will the statistic (1 - 2) be normally distributed? Explain.

Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...