Question

Question 5. The weekly demand for propane gas (in 100s of gallons) from a particular facility is an rv X with pdf 0 f(x) otherwise a. Compute the cdf of X b. Compute E(X) and V(x). c. If 1.5 thousand gallons are in stock at the beginning of the week and no new supply is due in during the week, how much of the 1.5 thousand gallons is expected to be left at the end of the week? [Hint: Let h(z) = amount left when demand is equal to r

Answer 1

Giren → the week Cy demand . CA allens Du uentation

2 2 Considar 2 る ECx2 thousande allon/ 5-33-4-2 t2 2.66 N(x) 2 4 C6.OSS

from part (3), weget ーうthe- weekly expected Walne.-H profane cer。) 1、614. → GIvon , the propane place expect to have propane Itt ba the- end the weeks