What are the control limits as a multiple of sigma, if the probability of getting a sample mean outside of the control limits on one side of the centre line for the control chart is .001? (1 Point) O i) 3.09 ii) 3.06 iii) 2.09 O iv) 3 17 A hotel manager must decide how many rooms to overbook. Room rates are $125 per night and each room costs $45 to maintain. A bumped customer is sent to another hotel at a cost of $75. Given the distribution of no-shows below, how many rooms should the manager overbook? No-Shows Probability 7 0.15 8 0.20 9 0.15 10 0.15 11 0.10 12 0.10 13 0.05 14 0.05 0.05 (1 Point) 15 a. 9 rooms. b. 10 rooms. O c. 11 rooms. d. 12 rooms. 16 = A company is developing a linear programming model for its aggregate production plan. If It = units in inventory at the end of period t, Pt = units produced in period t, and Dt = demand in period t, then the company’s demand constraint to ensure that demand is met in quarter 3 is (1 Point) = a. D3 = 12-13 + P3 O b. D3 = 13 + P3 O c. D3 = 13 12 + P3 c d. D3 = 12 – 13 + P2 14 What is this system’s reliability? (Enter a numeric answer with two decimal points) (1 Point) .75 .80 .80 .70 .95 .85 .90 Enter your answer