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A local college was curious how the difference classes performed on a test designed for 5 th
graders. Use a simple ANOVA to test for differences among the classes and run a Tukey to
compare each group.
Freshman
Sophomore
Junior
Senior
15
12
14
10
17
10
9
14
14
13
7
13
11
17
10
15
7
14
8
12
Test selected:
Ho:
Ha:
DF:
Critical Value:
T-Statistic:
Decision:
Compare Factors
Group
Group
Sig
<.05
Decision
Freshman
Sophomore
Sophomore
Junior
Junior
Senior
Freshman
Senior
Freshman
Junior
Senior
Sophomore
Describe Findings
Freshman Sophomore Junior Senior
15 12 14 10
17 10 9 14
14 13 7 13
11 17 10 15
7 14 8 12

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