Table (4). Students’ beliefs regarding how PBL promoted their critical thinking compared to traditional teaching.

Choices	Frequency	Percent	Cumulative Percent
0–20%	6	6.8	6.8
21–40%	6	6.8	13.6
41–60%	18	20.5	34.1
61–80%	47	53.4	87.5
81–100%	11	12.5	100.0
Total	88	100.0