Question: 7. The analyst in problem 5 performed a work-sampling study for the same task and recorded the counts shown in the following table for three
7. The analyst in problem 5 performed a work-sampling study for the same task and recorded the counts shown in the following table for three categories of activities.
What allowance should be made for unavoidable delays?

ACTIVITY CATEGORY Normal work activity Avoidable delays Unavoidable delays OBSERVED FREQUENCY 132 25 13
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