| Hypothesis Test about the Mean - Confidence Interval | |
| Sample size | 19 |
| Sample standard deviation | 2.7498006307316 |
| Confidence | 0.95 |
| Null hypothesis | 20 |
| Sample Mean | 19.6842105263158 |
| 2-sided Confidence Interval | [ 18.3588490471437 , 21.0095720054879 ] |
| Left-sided Confidence Interval | [ 18.5902807837436 , +inf ] |
| Right-sided Confidence Interval | [ -inf, 20.778140268888 ] |