| Comparisons | Mann-Whitney U | Z | p | Effect size |
| Instructions - Source 1 | 43.000 | −3.224 | 0.001 | 0.32 |
| Instructions - Source 2 | 87.000 | −1.551 | 0.121 | 0.08 |
| Instructions - Source 3 | 0.500 | −4.838 | 0.000 | 0.73 |
| Instructions - Source 5 | 16.000 | −4.225 | 0.000 | 0.56 |
| Source 1 - Source 2 | 26.000 | −3.857 | 0.000 | 0.46 |
| Source 1 - Source 3 | 47.000 | −3.116 | 0.002 | 0.30 |
| Source 1 - Source 5 | 13.500 | −4.324 | 0.000 | 0.58 |
| Source 2 - Source 3 | 3.000 | −4.746 | 0.000 | 0.70 |
| Source 2 - Source 5 | 24.500 | −3.904 | 0.000 | 0.48 |
| Source 3 - Source 5 | 8.000 | −4.559 | 0.000 | 0.65 |