| Hypothesis Test about the Mean - Confidence Interval | |
| Sample size | 63 |
| Sample standard deviation | 3.71225672258781 |
| Confidence | 0.991 |
| Null hypothesis | 20 |
| Sample Mean | 21.1587301587302 |
| 2-sided Confidence Interval | [ 19.8973676819982 , 22.4200926354621 ] |
| Left-sided Confidence Interval | [ 20.0221406624109 , +inf ] |
| Right-sided Confidence Interval | [ -inf, 22.2953196550494 ] |