| Hypothesis Test about the Mean - Confidence Interval | |
| Sample size | 62 |
| Sample standard deviation | 3.72029038516801 |
| Confidence | 0.65 |
| Null hypothesis | 20 |
| Sample Mean | 21.2096774193548 |
| 2-sided Confidence Interval | [ 20.7646889270704 , 21.6546659116393 ] |
| Left-sided Confidence Interval | [ 21.0267625486175 , +inf ] |
| Right-sided Confidence Interval | [ -inf, 21.3925922900922 ] |