A day's sales in $1000 units at a gas station have a gamma distribution with parameters A

Question:

A day's sales in $1000 units at a gas station have a gamma with parameters A = 5 and k = 0.9.
(a) What is the expectation of a day's sales?
(b) What is the standard deviation of a day's sales.'
(c) What are the upper and lower quartiles of a day's sales'.'
(d) What is the probability that a day's sales are more than $6000?
(This problem is continued in Problem 5.3.9.)
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...