Chapter 13 Autignment 0 3 Goop ine needs to order raw material to make a special polymer The demand for the porter is forecasted to be istributed with a mean of 200 galons and a standard deviation of 100 galios. Goop sells the polymet for $20 per gallon ose Durchases raw material for $10 per non and must spend 58 per gallon to dispose of unused material due to government regulations (One olon of raw material yields one guion of polymet) i demand is more than Goo can move on Goop se only what it has made and the rest of the demandas lost Use Tobi13.4. 10 a part of the question specifies whether to use Table 134 or to use Excel, then credit for a correct answer wil depend on tuning the specified method. How many gallons should Goop purchase to maximize its expected profil? Use Table 13.4 (Round your answer to 4 decimal places Enter your answer as a whole number) b. Suppose Coop purchanos 100 gatons of raw material. What is the probability that it will run out of raw materia (Round your answer to 2 decimal places) Suppose Gop purchases 325 gations of raw material. What are the expected sales in galor? Use Tutie 13.4 and the round-up rule. (Round your answer to 2 decimal places) G d. Suppose Goop purchases 375 gallons of raw material How much should it expect to spend on disposal costs in dollars)? Use Table 134 and the round-up rule (Round your answer to 2 decimal places) Suppose Goop wants to ensure that there is a 94 percent probability that it will be able to satisfy its customers e entire demand. How many gallons of the raw material should it purchase? Use Table 134 and the round-up rule (Enter your answer as a whole number)