Company handle change management

Assignment Help Operation Management

Reference no: EM132301346

1. During a time study in a t-shirt shop, 15 observations of a silk screening operation performed by an operator whose rating factor is 90 percent yielded the following times in minutes: 35, 36, 41, 40, 39, 37, 38, 36, 35, 36, 37, 34, 36, 34, and 39. The allowance for this type of operation is 18 percent. Determine the standard time for this operation.

2. How does your company handle change management?

3. Jim and Bob recently time-studied a janitorial task. From a sample of 75 observations, they computed an average cycle time of 15 minutes with a standard deviation of 2 minutes. Was their sample large enough that one can be 99% confident that the standard time is within 5% of the true value?

Reference no: EM132301346

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