| Hypothesis Test about the Mean - Confidence Interval | |
| Sample size | 97 |
| Sample standard deviation | 3.6278502244248 |
| Confidence | 0.95 |
| Null hypothesis | 20 |
| Sample Mean | 20.2783505154639 |
| 2-sided Confidence Interval | [ 19.5471768174618 , 21.0095242134661 ] |
| Left-sided Confidence Interval | [ 19.6665608818552 , +inf ] |
| Right-sided Confidence Interval | [ -inf, 20.8901401490727 ] |