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Improvement from pre- to post-video.
| Those who answered incorrectly 1st time who correctly answered 2nd time | 95% confidence interval for proportion | |
|---|---|---|
| Q1 improvement | 16/25 (0.64) | (0.43–0.82) |
| Q2 improvement | 11/12 (0.92) | (0.62–1.00) |
| Q3 improvement | 19/21 (0.91) | (0.70–0.99) |
| Q4 improvement | 1/1 (1.00) | (0.03–1.00) |
| Q5 improvement | 12/16 (0.75) | (0.48–0.93) |
| Q6 improvement | 18/20 (0.90) | (0.68–0.99) |
| Q7 improvement | 11/24 (0.46) | (0.26–0.67) |
