Table 8: The result of Kolmogorov-Smirnov test from pre-test– post test 1

Friendly Behavior Helpful Behavior
N 245 245
Normal Parametersa,b Mean ,0204 ,0082
Std. Deviation ,48290 ,52002
Most Extreme Differences Absolute ,419 ,388
Positive ,419 ,388
Negative -,410 -,379
Kolmogorov-Smirnov Z 6,557 6,072
Asymp. Sig. (2-tailed) ,000 ,000

a. Test distribution is not normal.
b. Calculated from data