Grades

N

Mean

SD

F

sig.

1-Environmental awareness

9^th

154

26.75

5.82

1.990

.115

10^th

46

26.78

5.49

11^th

53

25.58

5.48

12^th

77

28.19

7.43

2-Attitude toward recovery

9^th

154

11.59

2.70

1.999

.114

10^th

46

12.63

3.89

11^th

53

12.28

2.76

12^th

77

12.34

3.44

3-Attitude toward recycling

9^th

154

11.06

3.25

3.136

.026

10^th

46

12.17

3.30

11^th

53

11.01

2.59

12^th

77

12.13

3.18

4-Environmental consciousness and behavior

9^th

154

15.10

4.33

3.032

.029

10^th

46

16.74

3.73

11^th

53

15.19

3.50

12^th

77

16.34

3.92