A senior accounting major at Midsouth State University has job offers from four CPA firms. To explore the offers further, she asked a sample of recent trainees how many months each worked for the firm before receiving a raise in salary. The sample information is submitted to Minitab with the following results: Analysis of Variance SourcedfSSMSFPFactor337.6812.568.970.133Error1419.541.40  Total1757.22    What is the decision rule? (Round your answer to 2 decimal places.)    At the 0.01 level of significance, is there a difference in the mean number of months before a raise was granted among the four CPA firms?  RejectDo not reject

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Asked Sep 17, 2019
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A senior accounting major at Midsouth State University has job offers from four CPA firms. To explore the offers further, she asked a sample of recent trainees how many months each worked for the firm before receiving a raise in salary. The sample information is submitted to Minitab with the following results:

 

Analysis of Variance  
Source df SS MS F P
Factor 3 37.68 12.56 8.97 0.133
Error 14 19.54 1.40    
Total 17 57.22      
 


What is the decision rule? (Round your answer to 2 decimal places.)

 

 

 

 

At the 0.01 level of significance, is there a difference in the mean number of months before a raise was granted among the four CPA firms?

 

 

  • Reject
  • Do not reject

 

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Expert Answer

Step 1

The critical value is obtained be using the Excel function “=F.INV.RT(probability value, degree of freed...

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for =F.INV.RT(0.01,3,14) A1 B C E 5.563886 1 2 X

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