Table 2.

Difference between pretest and posttest score averages of the groups.

Test	Group	Min score	Max score	$\overline{\mathbf{X}}\pm \mathrm{S}\mathrm{D}$	t	P
Pretest	BL	00.00	75.00	31.54 ± 19.92	1.827	.070
	VBL	00.00	75.00	26.12 ± 16.18
Posttest	BL	45.00	100.00	82.19 ± 13.74	3.369	.001
	VBL	25.00	100.00	72.24 ± 21.87

All comparisons were made using the independent samples t test. Bold values indicate statistical significance at P < .05.

BL = blended learning, VBL = video-based learning.