Question: 1. When do we use a one-way (also called simple) ANOVA? 2. What is the difference between a one-way ANOVA and a factorial analysis of

1. When do we use a one-way (also called simple) ANOVA?

2. What is the difference between a one-way ANOVA and a factorial analysis of variance?

3. What is the purpose of the post hoc test in an analysis of variance?

4. A researcher studied the effect of age on creativity scores. Complete the eight steps for hypothesis testing on the following set of data.

Age 4 Age 6 Age 8 Age 10
3 9 9 7
5 11 12 7
7 14 9 6
4 10 8 4
3 10 9 5

5. Conduct Bonferroni's post hoc test for the question above. Which groups have significantly different means?

6. What is the effect size for the age and creativity scores? Also, include a final paragraph for what you determined about the above question.

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