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 28.17 9.39 5.37 0.010 Error 15 26.26 1.75 Total 18 54.43 a. What is the decision rule? Reject H0 if F> _____________ b. At the 0.05 level of significance, is there a difference in the mean number of months before a raise was granted among the four CPA firms?

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 28.17 9.39 5.37 0.010 Error 15 26.26 1.75 Total 18 54.43 a. What is the decision rule? Reject H0 if F> _____________ b. At the 0.05 level of significance, is there a difference in the mean number of months before a raise was granted among the four CPA firms?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section11.4: Collecting Data

Problem 5E

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Analysis of Variance
Source	df	SS	MS	F	P
Factor	3	28.17	9.39	5.37	0.010
Error	15	26.26	1.75
Total	18	54.43