A senior accounting major at Midsouth State University has job offers from four CPA firms. To explore the offers further

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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 from each firm: How many months
did you work before receiving a raise in salary? Using the
following ANOVA table, is there a difference in the mean number of
months before receiving a raise among the four firms? Use the 0.05
level of significance.
Required:
a. What are the null and alternate hypotheses?
b. What is the test
statistic? (Round your answer to 2 decimal
places.)
c. What is
the p-value? (Round your answer to 3
decimal places.)
d. What is your decision regarding the null
hypothesis?
e. Interpret the result.