A personnel manager is concerned about absenteeism She decid

A personnel manager is concerned about absenteeism. She decides to sample the records to determine if absenteeism is distributed evenly throughout the six-day workweek. The null hypothesis to be tested is: Absenteeism is distributed evenly throughout the week. The 0.02 level is to be used. The sample results are:

How many degrees of freedom are there?

7

6

5

4

Solution

A personnel manager is concerned about absenteeism. She decides to sample the records to determine if absenteeism is distributed evenly throughout the six-day workweek. The null hypothesis to be tested is: Absenteeism is distributed evenly throughout the week. The 0.02 level is to be used. The sample results are:

  Day of Week

Number Absent

  Monday

32         

  Tuesday

39         

  Wednesday

31         

  Thursday

20         

  Friday

39         

  Saturday

19         

How many degrees of freedom are there?

7

6

5

4

Answer = c-1 =6-1 =5