Question: 2. Here are data from an experiment studying the effect of therapy on anxiety. Anxiety is measured at the end of each of 4 therapy

2. Here are data from an experiment studying the effect of therapy on anxiety. Anxiety is measured at the end of each of 4 therapy sessions:

Participant

T1

T2

T3

T4

1

9

9

8

7

2

12

12

10

7

3

14

9

7

6

4

10

8

5

4

5

10

9

6

5

Using Excel, compute Fobt.

Using Excel, create a bar graph illustrating the group means.

Is there a significant effect of therapy on anxiety in this sample?

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