Test 2 Fall 2016 MGMT 3306- Online All questions carry equal mark. 1. Discuss the importance of Quality, Lean, and JIT for a manufacturing enterprise. How are these three concepts or practices related? Having a stable and a pull production system helps in quality, JIT, and Lean management, why? 2. As a hospital administrator of a large hospital, you are concerned with the absenteeism among nurses' aides. The issue has been raised by registered nurses, who feel they often have to perform work normally done by their aides. To get the facts, absenteeism data were gathered for the last 3 weeks (5 working days each week), which is considered a representative period for future conditions. After taking random samples of 64 personnel files each day, the following data were produced: Day Aides Absent Day Aides Absent 1 4 9 7 2 3 10 2 3 2 11 3 4 4 12 2 5 2 13 1 6 5 14 3 7 3 15 4 8 4 You want to be sure to identify any instances of unusual absences. If some are present, you will have to explore them on behalf of the registered nurses. a. Design a p-chart. b. Based on your p-chart and the data from the last 3 weeks, what can you conclude about the absenteeism of nurses' aides? 3. Karl's Copiers sells and repairs photocopy machines. The manager needs weekly forecasts of service calls so that he can schedule service personnel. Use the actual demand in the first period for the forecast for the first week so error measurement begins in the second week. The manager uses exponential smoothing with a = 0.20. Forecast the number of calls for week 6. Calculate and interpret MAD for your forecasting model. Week Actual Service Calls 1 24 2 32 3 36 4 23 5 25 4. In a EOQ system, the demand rate for strawberry ice cream is normally distributed, with an average of 300 pints per week. The lead time is 9 weeks. The standard deviation of weekly demand is 15 pints. a. What is the standard deviation of demand during the 9-week lead time? b. What is the average demand (weekly) during the 9-week lead time? c. What reorder point results in a service level (or safety stock) of 99 percent? ~ End ~