Rachael Smith is the personnel manager at Johnson and Johnston, an accounting firm - 10911

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Request Description

Rachael Smith is the personnel manager at Johnson and Johnston, an accounting firm. She is concerned about absenteeism, which seems to be an increasing problem, especially after days off work. She decided to sample the records to determine if absenteeism was distributed evenly throughout the 6-day work week. The null hypothesis to be tested was: Absenteeism is distributed evenly throughout the week. The sample results were: 

Day of Week   Number Absent 

Monday   12 

Tuesday   9 

Wednesday   11 

Thursday   10 

Friday   9 

Saturday   9 

 

 

What is the critical value of chi-square with a significant level of = 0.05?

 

A.  11.070

B.  12.592

C.  13.388

D.  15.033

 
Solution Description

Rachael Smith is the personnel manager at Johnson and Johnston, an accounting firm. She is concerned about absenteeism, which seems to be an increasing problem, especially after days off work. She decided to sample the records to determine if absenteeism was distributed evenly throughout the 6-day work week. The null hypothesis to be tested was: Absenteeism is distributed evenly throughout the week. The sample results were:

Day of Week   Number Absent