Calculate upper control limit for the operations manager

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Reference no: EM131677963

1. A company producing equipment for McDonalds has to produce 192 units per 8-hour shift in order to keep up with the demand. Calculate the desired cycle time, in seconds per unit

2. A bank is measuring quality of service through an X-bar chart. The bank takes 5 minutes to service a customer on average, with a standard deviation of 1.5 minutes. The operations manager is monitoring the mean time by using a sample of 6 customers. Calculate the upper control limit for the operations manager if z = 1.96, in number of minutes

3. A boat manufacturer is holding to the job shop process structure. If job number 2 on the schedule starts on day 25 and has a 16-day processing time, what is the flow time if the order was placed 12 days ago?

4. A brake discs supplier has 3 manufacturing workstations. They have enough raw materials in stock for 4 000 units, 8 600 units in the factory and 15 700 units of finished goods. Demand for the product is 2 700 units per day. Calculate the number of days' worth of stock which is available at the organisation at present

5. You need to determine whether a process is capable by calculating the process capability ratio. If the upper control limit of diameter of steel pipes being manufactured is 9.5cm, the lower control limit is 5.5cm and the mean diameter is on target at 7cm, what would the capability ratio be if standard deviation (sigma) is 0.8?

6. A logistics company is striving for a five-sigma performance. Analyses of production data over the last quarter yielded a process capability index (PCI) of 1.27. Which of the following statements is the correct interpretation of the finding?

7. At an accounting firm, input hours are 40 per week with 2 customers serviced per hour at R100 each, and labour costs are R300 per hour. The labour productivity would be

Reference no: EM131677963

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