Problem 20-10 (Algo) You are a newsvendor selling San Pedro Times every morning. Before you get to work, you go to the printer and buy the day's paper for $0.40 a copy. You sell a copy of San Pedro Times for $1.30. Daily demand is distributed normally with mean = 325 and standard deviation = 65. At the end of each morning, any leftover copies are worthless and they go to a recycle bin. a. How many copies of San Pedro Times should you buy each morning? (Use Excel's NORMSINV() function to find the correct critical value for the given a-level. Round your z-value to 2 decimal places and final answer to to 2 decimal places.) * Answer is complete but not entirely correct. Optimal order quantity 228.28 x b. Based on a, what is the probability that you will run out of stock? (Round your answer to the nearest whole number.) Answer is complete and correct. Probability 31 %