| Hypothesis Test about the Mean - Confidence Interval | |
| Sample size | 62 |
| Sample standard deviation | 3.54334048127769 |
| Confidence | 0.65 |
| Null hypothesis | 13 |
| Sample Mean | 20.258064516129 |
| 2-sided Confidence Interval | [ 19.8342412187057 , 20.6818878135524 ] |
| Left-sided Confidence Interval | [ 20.0838497105603 , +inf ] |
| Right-sided Confidence Interval | [ -inf, 20.4322793216978 ] |