7th grade

n = 28

Mean (SD)

8th grade

n = 26

Mean (SD)

9th grade

n = 27

Mean (SD)

All

n = 81

Mean (SD)

ANOVA

p value

Post-hoc

7 - 8th grade

7 - 9th grade

8 - 9th grade

PE homework (frequency/week)

2.17

(1.81)

2.12

(1.66)

1.52

(1.01)

1.94

(1.55)

0.228

0.999

0.271

0.326

PE homework (minutes/student/week)

20

(19)

51

(53)

32

(38)

34

(40)

0.017

0.027

0.415

0.365