A purveyor of designer maternity wear sells dresses and pants priced around $250 each for an average total sale of $1,000. The total sale has a normal distribution with a standard deviation of $450.

a. Calculate the probability that a randomly selected customer will have a total sale of more than

$1,300.

The probability is

Part 2

b. Compute the probability that the total sale will be within 2.75

The probability is

Part 3

c. Determine the median total sale.

The median total sale is