| Hypothesis Test about the Mean - Confidence Interval | |
| Sample size | 20 |
| Sample standard deviation | 4.70470089658373 |
| Confidence | 0.95 |
| Null hypothesis | 50 |
| Sample Mean | 21.65 |
| 2-sided Confidence Interval | [ 19.4481322025021 , 23.8518677974979 ] |
| Left-sided Confidence Interval | [ 19.8309469187576 , +inf ] |
| Right-sided Confidence Interval | [ -inf, 23.4690530812424 ] |