| Hypothesis Test about the Mean - Confidence Interval | |
| Sample size | 98 |
| Sample standard deviation | 3.60983764663337 |
| Confidence | 0.65 |
| Null hypothesis | 20 |
| Sample Mean | 20.2857142857143 |
| 2-sided Confidence Interval | [ 19.9432641491045 , 20.6281644223241 ] |
| Left-sided Confidence Interval | [ 20.1447909456657 , +inf ] |
| Right-sided Confidence Interval | [ -inf, 20.4266376257629 ] |