| Hypothesis Test about the Mean - Confidence Interval | |
| Sample size | 63 |
| Sample standard deviation | 3.71225672258781 |
| Confidence | 0.65 |
| Null hypothesis | 13 |
| Sample Mean | 21.1587301587302 |
| 2-sided Confidence Interval | [ 20.7182956568817 , 21.5991646605786 ] |
| Left-sided Confidence Interval | [ 20.9776784112443 , +inf ] |
| Right-sided Confidence Interval | [ -inf, 21.339781906216 ] |