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Question: a work sampling study was conducted to determine the proportion...

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A work sampling study was conducted to determine the proportion of the time a worker is idle. The following information was gathered on a random​ basis:

                                                                                       

Day

Number of Times

Worker Idle

Total Number

of Observations

Monday

16

40

Tuesday

11

58

Wednesday

12

43

Thursday

16

52

a. Based on these preliminary​ results, what percent of the time is the worker​ working?

The worker is working ------%

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