| Hypothesis Test about the Mean - Confidence Interval | |
| Sample size | 42 |
| Sample standard deviation | 3.80666632087885 |
| Confidence | 0.97 |
| Null hypothesis | 20 |
| Sample Mean | 21.4047619047619 |
| 2-sided Confidence Interval | [ 20.0841824997748 , 22.725341309749 ] |
| Left-sided Confidence Interval | [ 20.2685999799879 , +inf ] |
| Right-sided Confidence Interval | [ -inf, 22.5409238295359 ] |