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Multiple choice based on the Chi square test.

A personnel manager is concerned about absenteeism. She decides to sample the records to find out if absenteeism is distributed evenly throughout the six-day workweek. The null hypothesis to be tested is: Absenteeism is distributed evenly during the week. The 0.01 level is to be used. The sample results are:

 

Day of the Week                 

Number Absent

Monday

12

Tuesday

9

Wednesday

11

Thursday

10

Friday

9

Saturday

9

 

1. What is the expected frequency?
a.9
b.10
c.11
d.12

 

2. What is the find outd value of chi-square?
a.1.0
b.0.5
c.0.8
d.8.0

 

3. What is your conclusion?
a. Absenteeism is evenly distributed all through the week.
b. Absenteeism is not evenly distributed all through the week.
c. I cannot say anything about absenteeism based on my statistics.
d. Absenteeism is increasing during the week.

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M922013

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