Table 4 Descriptive and inferential statistics of students exposed to only high-school physics courses and students with undergraduate physics courses
Pretest | Posttest | Gain = posttest – pretest | |||||
|---|---|---|---|---|---|---|---|
Category | Mean | Std. dev. | Mean | Std. dev. | Mean gain | t | p-value |
Undergraduate-physics (n = 22) | 5.59 | 2.08 | 6.82 | 1.79 | 1.22 | 3.029 | 0.006 |
High-school physics (n = 8) | 4.25 | 1.75 | 7.62 | 1.68 | 3.37 | 4.473 | 0.003 |