The following three independent random samples are obtained from three normally distributed population with equal variances. The dependent variable is starting hourly wage, and the groups are the types of position (work study, co-op, internship). Software was used to conduct a one-way ANOVA to determine if the means are equal using a = 0.01. Summary Statistics: Mean Standard Deviation Sample Size

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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Chapter4: Equations Of Linear Functions
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The following three independent random samples are obtained from three normally distributed populations
with equal variances. The dependent variable is starting hourly wage, and the groups are the types of
position (work study, co-op, internship).
Software was used to conduct a one-way ANOVA to determine if the means are equal using a = 0.01.
Summary Statistics:
Work Study 13.1813
Co-op 15.0517
Internship
ANOVA Table:
Source
Between
Within
Mean
Total
15.447
SS
42.1802
Standard Deviation
df
Work Study vs. Co-op
114.3338 48
Co-op vs. Internship
0.6592
1.6674
72.1536 46 1.5686
Work Study vs. Internship
0.4859
MS
F
Sample Size
15
24
2 21.0901 13.4452 2.5E-5
10
Perform a Bonferroni test to see which means are significantly different. Round your answers to three
decimal places, and round any interim calculations to four decimal places.
Test Statistic Adjusted P-value Statistically significant difference?
P-value
?
?
?
Transcribed Image Text:The following three independent random samples are obtained from three normally distributed populations with equal variances. The dependent variable is starting hourly wage, and the groups are the types of position (work study, co-op, internship). Software was used to conduct a one-way ANOVA to determine if the means are equal using a = 0.01. Summary Statistics: Work Study 13.1813 Co-op 15.0517 Internship ANOVA Table: Source Between Within Mean Total 15.447 SS 42.1802 Standard Deviation df Work Study vs. Co-op 114.3338 48 Co-op vs. Internship 0.6592 1.6674 72.1536 46 1.5686 Work Study vs. Internship 0.4859 MS F Sample Size 15 24 2 21.0901 13.4452 2.5E-5 10 Perform a Bonferroni test to see which means are significantly different. Round your answers to three decimal places, and round any interim calculations to four decimal places. Test Statistic Adjusted P-value Statistically significant difference? P-value ? ? ?
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