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Number of participants.
| Control Group | Experimental Group | |
|---|---|---|
| Number of students enrolled in the course. | 413 | 421 |
| Number of students who completed the critical thinking pre- and post-test. | 266 | 287 |
| Number of students considered in the study, i.e. completed the critical thinking pre- and post-test and participated in all five activities. | 191 | 191 |
