A manufacturer of flash drives for data storage operates a production facility that runs on 3 eight-hour shifts per day. The following contingency table shows the number of flash drives that were defective and not defective from each shift. Production Quality Defective Shift Not Defective 7AM-ЗРМ 7 113 3PM-11PM 10 90 |11РМ-7AM Use the given above information to answer this question. 4 76 What assumption must be true for the chi-square test for independence of shift and production quality variable here? The expected cell count is 5 or more for each cell The average expected cell count is 5 or more The smallest expected cell count is 1 or more The smallest expected cell count is 1 or more and the average expected cell count is 5 or more

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A manufacturer of flash drives for data storage operates a production facility that
runs on 3 eight-hour shifts per day.
The following contingency table shows the number of flash drives that were
defective and not defective from each shift.
Production Quality
Defective
Shift
Not Defective
7AM-ЗРМ
7
113
3PM-11PM
10
90
|11РМ-7AM
Use the given above information to answer this question.
4
76
What assumption must be true for the chi-square test for independence of shift and
production quality variable here?
The expected cell count is 5 or more for each cell
The average expected cell count is 5 or more
The smallest expected cell count is 1 or more
The smallest expected cell count is 1 or more and the average expected cell
count is 5 or more
Transcribed Image Text:A manufacturer of flash drives for data storage operates a production facility that runs on 3 eight-hour shifts per day. The following contingency table shows the number of flash drives that were defective and not defective from each shift. Production Quality Defective Shift Not Defective 7AM-ЗРМ 7 113 3PM-11PM 10 90 |11РМ-7AM Use the given above information to answer this question. 4 76 What assumption must be true for the chi-square test for independence of shift and production quality variable here? The expected cell count is 5 or more for each cell The average expected cell count is 5 or more The smallest expected cell count is 1 or more The smallest expected cell count is 1 or more and the average expected cell count is 5 or more
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