| Testing Sample Mean with known Variance | ||
| Population variance | 0.012 | |
| Sample size | 27 | |
| Null hypothesis (H0) | 15.2 | |
| Confidence interval | 0.95 | |
| Type of Interval | Left tail | Right tail |
| Two-sided confidence interval at 0.95 | 15.1586803311797 | 15.2413196688203 |
| Left one-sided confidence interval at 0.95 | 15.1653234408083 | +inf |
| Right one-sided confidence interval at 0.95 | -inf | 15.2346765591917 |
| more information about confidence interval | ||