| Hypothesis Test about the Mean - Confidence Interval | |
| Sample size | 97 |
| Sample standard deviation | 3.36289511788327 |
| Confidence | 0.65 |
| Null hypothesis | 13 |
| Sample Mean | 20.4226804123711 |
| 2-sided Confidence Interval | [ 20.1020002358535 , 20.7433605888887 ] |
| Left-sided Confidence Interval | [ 20.2907183309589 , +inf ] |
| Right-sided Confidence Interval | [ -inf, 20.5546424937833 ] |