Table 2.
Means and standard deviations of pre-test, post-test and Student’s t-test for related samples of post-test–pre-test differences in the study variables in the experimental group and control group.
| Experimental |
Control |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Pre-test |
Post-test |
Pre–post |
Pre-test |
Post-test |
Pre–post |
|||||
| M (SD) | M (SD) | t | p | d | M (SD) | M (SD) | t | p | d | |
| Dangerousness | 5.11 (2.13) | 3.55 (2.56) | 16.899 | 0.000 | 0.662 | 4.86 (1.79) | 4.66 (2.02) | 1.244 | 0.220 | 0.104 |
| Stereotypes | 4.41 (3.29) | 3.96 (3.33) | 3.301 | 0.001 | 0.136 | 5.48 (4.27) | 6.00 (4.27) | -1.748 | 0.088 | -0.121 |
| Total | 9.54 (4.78) | 7.54 (5.24) | 10.406 | 0.000 | 0.399 | 10.35 (5.03) | 10.64(5.15) | -0.768 | 0.447 | -0.056 |