| Hypothesis Test about the Mean - Confidence Interval | |
| Sample size | 105 |
| Sample standard deviation | 3.66645021006111 |
| Confidence | 0.95 |
| Null hypothesis | 20 |
| Sample Mean | 20.7428571428571 |
| 2-sided Confidence Interval | [ 20.0333086614017 , 21.4524056243126 ] |
| Left-sided Confidence Interval | [ 20.1490240926647 , +inf ] |
| Right-sided Confidence Interval | [ -inf, 21.3366901930495 ] |