Mean

SD

OJ

PE

OCB

POP

OJ

3.43

0.46

1

PE

3.66

0.53

0.51^**

1

OCB

3.87

0.34

0.40^**

0.72^**

1

POP

4.06

0.38

0.52^**

0.53^**

0.73^**

1