Question

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
Factor	5	27.86	5.57	1.90
Error	12	35.24	2.94
Total	17	63.10

Reject H₀ if F > . (Round your answer to 2 decimal places.)

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?

Please provide formulas and be very detailed please. Thank you.

Answer 1