| Hypothesis Test about the Mean - Confidence Interval | |
| Sample size | 13 |
| Sample standard deviation | 3.52099927540974 |
| Confidence | 0.65 |
| Null hypothesis | 20 |
| Sample Mean | 20.3076923076923 |
| 2-sided Confidence Interval | [ 19.3580028826438 , 21.2573817327408 ] |
| Left-sided Confidence Interval | [ 19.9222623033158 , +inf ] |
| Right-sided Confidence Interval | [ -inf, 20.6931223120688 ] |