| Hypothesis Test about the Mean - Confidence Interval | |
| Sample size | 13 |
| Sample standard deviation | 3.73822939028077 |
| Confidence | 0.65 |
| Null hypothesis | 20 |
| Sample Mean | 21.8461538461538 |
| 2-sided Confidence Interval | [ 20.8378727751667 , 22.854434917141 ] |
| Left-sided Confidence Interval | [ 21.4369445116565 , +inf ] |
| Right-sided Confidence Interval | [ -inf, 22.2553631806512 ] |