Here is some date broken into three different groups- Groups 1, 2, and 3. This data represents scores on a depression questionnaire for times 1, 2, and 3. We want to test for possible differences between these three groups using ANOVA.

For this question, calculate F as well as the critical value

Group 1

5

4

3

Group 2

9

10

10

Group 3

8

12

11