| Hypothesis Test about the Mean - Confidence Interval | |
| Sample size | 63 |
| Sample standard deviation | 3.58504317438605 |
| Confidence | 0.95 |
| Null hypothesis | 20 |
| Sample Mean | 20.6190476190476 |
| 2-sided Confidence Interval | [ 19.7161661876041 , 21.5219290504911 ] |
| Left-sided Confidence Interval | [ 19.864842189089 , +inf ] |
| Right-sided Confidence Interval | [ -inf, 21.3732530490062 ] |