5. Summarize the results from an analysis (two-way ANOVA) performed on the data graphed below. Assume big fferences are significant and trivial differences are not.

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16. Summarize the results from an analysis (two-way ANOVA) performed on the data graphed below. Assume big
differences are significant and trivial differences are not.
22.5-
20.0-
17.5-
15.0
12.5
10.0-
a
Mean y
Transcribed Image Text:16. Summarize the results from an analysis (two-way ANOVA) performed on the data graphed below. Assume big differences are significant and trivial differences are not. 22.5- 20.0- 17.5- 15.0 12.5 10.0- a Mean y
Expert Solution
Step 1

Comment on the significant differences of factor-A1:

There are 2 factors a1 and a2.

The hypotheses to be tested are:

Null hypothesis:

H01: There is no main effect of factor a1.

Alternative hypothesis:

Ha1: There is a main effect of factor a1.

From the given graph, the differences of a1 are big. So, there is a significant difference in the means of factor a1.

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