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Statistics - Chi Square

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3.7. An excellent problem to practice our 'goodness of fit' skills...

>>> uses the Chi-Square test and distribution << <

The following information shows the number of employees absent by day of the week at a large a manufacturing plant.

At the .01 level of significance, is there a difference in the absence rate by day of the week?

Day of Week
Number Absent

Monday
120

Tuesday
45

Wednesday
60

Thursday
90

Friday
130

Total
445

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The expert provides a chi-square test in statistics. A complete, neat and step-by-step solution is provided in the attached Excel file.

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