A senior accounting major at Midsouth State University has job offers from four CPA firms. To explore the offers further, she asked asample of recent trainees from each firm: How many months did you work before receiving a raise in salary? Using the followingANOVA table, is there a difference in the mean number of months before receiving a raise among the four firms? Use the 0.05 level ofsignificance.Analysis of Variance.SourcedfFactorErrorTotalssMSF P3 31.97 10.66 4.61 0.01518 41.50 2.3121 73.47Required:a. What are the null and alternate hypotheses?HoH₂Answer is complete and correct.H₁ H₂ H3 PATreatment means are not all equal.00b. 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.)Answer is complete but not entirely correct.0.054p-valued. What is your decision regarding the null hypothesis?Answer is complete and correct.HoDecision: Rejecte. Interpret the result.There isa difference:Answer is complete and correct.in the mean number of months before receiving a raise among the four firms.

Analysis of Variance Source df SS MS F p Factor 3 31.97 10.66 4.61 0.015 Error 18 41.50…

Answered: c. What is the p-value? (Round your…

c. What is the p-value? (Round your answer to 3 decimal places.) Answer is complete but not entirely correct. 0.054 p-value

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.5: Comparing Sets Of Data

Problem 1GP

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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 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.
Analysis of Variance.
Source
df
Factor
Error
Total
ss
MS
F P
3 31.97 10.66 4.61 0.015
18 41.50 2.31
21 73.47
Required:
a. What are the null and alternate hypotheses?
Ho
H₂
Answer is complete and correct.
H₁ H₂ H3 PA
Treatment means are not all equal.
00
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.)
Answer is complete but not entirely correct.
0.054
p-value
d. What is your decision regarding the null hypothesis?
Answer is complete and correct.
Ho
Decision: Reject
e. Interpret the result.
There is
a difference:
Answer is complete and correct.
in the mean number of months before receiving a raise among the four firms.

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