| 变量 | mean | s.d. | min | p50 | max | 变量 | mean | s.d. | min | p50 | max |
| 性别 | 0.64 | 0.48 | 0 | 1 | 1 | b2学习计划 | 2.07 | 0.85 | 1 | 2 | 3 |
| 年龄 | 21.23 | 2.03 | 18 | 21 | 24 | x1感到无趣* | 2.98 | 1.61 | 1 | 3 | 7 |
| 钉钉 | 0.37 | 0.48 | 0 | 0 | 1 | x2感到泄气* | 3.04 | 1.4 | 1 | 3 | 7 |
| 企业微信 | 0.56 | 0.5 | 0 | 1 | 1 | x3完全听懂 | 5.25 | 1.61 | 1 | 5 | 7 |
| 慕课 | 0.67 | 0.47 | 0 | 1 | 1 | x4及时提问 | 5.12 | 1.46 | 1 | 5 | 7 |
| 智慧树 | 0.44 | 0.5 | 0 | 0 | 1 | x5同学互动 | 5.13 | 1.51 | 1 | 5 | 7 |
| 学堂云 | 0.43 | 0.5 | 0 | 0 | 1 | x6老师互动 | 5.15 | 1.64 | 1 | 5 | 7 |
| a1授课形式 | 2.17 | 0.79 | 1 | 2 | 3 | y1专注程度 | 0.61 | 0.2 | 0 | 0.61 | 1 |
| a2讲解设计 | 2.17 | 0.8 | 1 | 2 | 3 | y2按时上课 | 5.26 | 1.46 | 1 | 5 | 7 |
| b1学习时间 | 2.56 | 1.25 | 1 | 2 | 5 |
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