Table 3 Descriptive and internal consistency results of the KCSE scale
Dimensions of KCSE scale | n | Score range | Mean (SD) | No of items | Cron-bach’s alpha | Item-total correlation r > 0.20 | Inter-item correlations r > 0.20 & r < 0.70 |
|---|---|---|---|---|---|---|---|
Attitude | 174 | 2.8–4 | 3.6 (0.27) | 9 | 0.63 | 8/9, 89% | 12/36, 33% |
Dynamic state | 165 | 2.4–4 | 3.4 (0.40) | 5 | 0.54 | 4/5, 80% | 6/10, 60% |
Knowledge | 172 | 1–4 | 3.0 (0.59) | 7 | 0.91 | 7/7, 100% | 20/21, 95% |
Skills | 170 | 1.1–4 | 3.0 (0.50) | 7 | 0.86 | 7/7, 100% | 21/21, 100% |
Total scale | 150 | 8.2–16.0 | 13.0 (1.44) | 28 | 0.91 | 24/28, 86% |