| Hypothesis Test about the Mean - Confidence Interval | |
| Sample size | 45 |
| Sample standard deviation | 4.06326236048092 |
| Confidence | 0.95 |
| Null hypothesis | 100 |
| Sample Mean | 20.8888888888889 |
| 2-sided Confidence Interval | [ 19.6681497327494 , 22.1096280450284 ] |
| Left-sided Confidence Interval | [ 19.8711477335133 , +inf ] |
| Right-sided Confidence Interval | [ -inf, 21.9066300442645 ] |