According to Business Week , Maternity Chic, a purveyor of designer maternity wear, sells dresses and pants

Question:

According to Business Week , Maternity Chic, a purveyor of designer maternity wear, sells dresses and pants priced around $150 each for an average total sale of $1,200. The total sale has a normal with a standard deviation of $350.
a. Calculate the probability that a randomly selected customer will have a total sale of more than $1,500.
b. Compute the probability that the total sale will be within ± 2 standard deviations of the mean total sales.
c. Determine the median total sale. 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...