From: Design principles for effective video-based professional development
Outcome | Unstandardized treatment effect | Standard error | t | df | p | Hedges’ g (WWC) |
---|---|---|---|---|---|---|
Student achievement | 6.11 [4.46, 7.76] | 0.84 | 7.27 | 74 | <.001 | 0.68 [0.60, 0.76] |
Teacher content knowledge | 4.77 [3.26, 6.28] | 0.77 | 6.16 | 75 | <.001 | 0.66 [0.31, 1.00] |
Teacher pedagogical content knowledge | 5.33 [3.74, 6.92] | 0.81 | 6.58 | 75 | <.001 | 1.17 [0.81, 1.53] |
Teaching practice | 15.60 [13.01, 18.19] | 1.32 | 11.78 | 75 | <.001 | 2.05 [1.63, 2.47] |