Question: a. A time study indicates that a worker takes 430 seconds to perform an operation. The worker is known to be quite skilled and the

a. A time study indicates that a worker takes 430 seconds to perform an operation. The worker is known to be quite skilled and the supervisor estimates before the timing that her performance will be about 10% above average. During a 7-hour workday, various anticipated delays cause an estimated 20 minutes of downtime in the operation. What is the standard task time for the operation in seconds?

b. what is the average completion time in seconds per unit?

c. if this operation is performed once every third item, and the standard task time for each of the other two items is 380 seconds, what is the average completion time in the seconds per unit?

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