Table 3.
Dimensions of Mastery Questionnaire (DMQ17) Scores
| DMQ17 Component | 6 months | 18 months | 6–18 month correlation | 6–18 month difference | ||||
|---|---|---|---|---|---|---|---|---|
| M | SD | M | SD | r | P | t | P | |
| Object-oriented persistence | 3.5 | 0.5 | 3.6 | 0.5 | .29 | <.001 | 3.9 | <.001 |
| Social persistence with adults | 3.9 | 0.7 | 4.0 | 0.6 | .21 | .01 | 1.2 | .23 |
| Social persistence with children | 3.7 | 0.7 | 3.8 | 0.7 | .17 | .04 | 1.1 | .28 |
| Gross motor persistence | 3.4 | 0.6 | 3.9 | 0.5 | .19 | .03 | 8.0 | <.001 |
| Mastery pleasure | 3.9 | 0.6 | 4.3 | 0.6 | .30 | <.001 | 6.7 | <.001 |
| General competence | 3.7 | 0.5 | 3.9 | 0.5 | .25 | .002 | 4.7 | <.001 |
| Negative reaction to failure | 2.8 | 0.8 | 3.0 | 0.8 | .26 | .001 | 2.9 | .004 |
Note. Means and standard deviations for DMQ17 components. All values represent raw, non-standardized scores.