The following data were collected from a repeated-measures study:

Determine if there are any significant differences among the four treatments. Use a .05 level of significance.

Remember to;

1. State the null hypothesis,
2. Show all of your calculations,
3. Make a decision about your null hypothesis,
4. Make a conclusion including an APA format summary of your findings (include a measure of effect size if necessary), and
5. Indicate what you would do next given your findings.

Participant

Treatments

A

B

C

D

X2= 332

G = 60

1

2

3

4

6

4

4

10

3

4

2

7

3

2

0

7

0

2

2

4

T = 24

SS = 24

T = 16

SS = 14

T = 12

SS = 26

T = 8

SS = 8