Question 1
________________ is present when at least one level of factor A and one level of factor B interact differently or inconsistently (not linear or additive) compared to other factor combinations.
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Interaction
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An overall factor effect
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Factor effect A
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Factor effect B
Question 2
| \(\style{font-family:Times New Roman;}{{\overline x}_1}\) | \(\style{font-family:Times New Roman;}{{\overline x}_4}\) | \(\style{font-family:Times New Roman;}{{\overline x}_2}\) | \(\style{font-family:Times New Roman;}{{\overline x}_2}\) |
|
| 223.1 | 321.2 | 400.5 | 451 | Sample mean |
What is the appropriate interpretation of this summary from a multiple comparison of means procedure?
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None of the population means appears to differ significantly.
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The mean of population 3 appears to be larger than the mean of population 1.
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The means of populations 3, 4, and 2 appear to be larger than the mean of population 1.
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The mean of population 1 appears to be larger than the mean of population 3.
The evolution of the globin gene family in humans
Otter family
After the death of a loved one, family members report concerns about last place of care.
The Ancient Roman World
The family described in Example Case 4