1. An automotive repair shop has determined that the average service time on an automobile is 130 minutes with a standard deviation of 26 minutes. A random sample of 40 automotive services is selected. a. Compute the standard error of the mean. b. What is the probability that the sample of 40 automotive services will have a mean service time greater than 136 minutes? c. Assume the population consists of 400 automotive services. Determine the standard error of the mean.

Karen is working on classifying all her company’s products in terms of whether they have strong or weak market share and whether this share is in a slow or growing market. what type of strategic framework is she using?

Sole proprietorships produce more goods and services than does any other form of business organization.

Jimmy's delicatessen sells large tins of tom tucker's toffee. the deli uses a periodic review system, checking inventory levels every 88 days, at which time an order is placed for more tins. order lead time is 22 days. daily demand is a constant 1515 tins, so average demand during the reorder period and order lead time (1010 days) is 150150 tins. draw a sawtooth diagram. assume that the beginning inventory level is equal to the restocking level and the desired service level is 99.9%. what is the safety stock level? (hint: look at the formula for calculating restocking level.) what is the average inventory level? the safety stock level is average inventory level is __chart: time (10,20,30), tins (0,150) lines touching both axisthe safety stock level is 0 tinsthe average inventory level is 75 tins