TABLE 2.
Correlation of main variables.
| Mean | SD | Min | Max | 1 | 2 | 3 | 4 | |
| 1. Self-efficacya | 4.06 | 1.11 | 1 | 7 | 1.00 | |||
| 2. Cognitive loada | 4.54 | 1.37 | 1 | 7 | -0.36** | 1.00 | ||
| 3. Boredoma | 4.40 | 1.10 | 1 | 7 | -0.47** | 0.44** | 1.00 | |
| 4. Performanceb | 56.84 | 16.11 | 15 | 100 | 0.32** | -0.38** | 0.18** | 1.00 |
| 5. Skewness | -0.22 | -0.18 | -0.18 | -0.09 | ||||
| 6. Kurtosis | 0.31 | -0.28 | 0.64 | -0.52 |
n = 272; SD, standard deviation; **p < 0.01 (2-tailed); apossible range on self-efficacy (SE), cognitive load (CL), and boredom scales = 1–7; bpossible range of reading performance = 1–100.