| Testing Variance - Confidence Intervals for Sample Variance | ||
| Sample size | 289 | |
| Null hypothesis (H0) | 1200 | |
| Confidence interval | 0.8 | |
| Type of Interval | Left tail | Right tail |
| Two-sided confidence interval at 0.8 | 1073.76140446516 | 1329.80682692368 |
| Left one-sided confidence interval at 0.8 | 1115.13052552388 | +inf |
| Right one-sided confidence interval at 0.8 | 0 | 1283.2504304644 |
| more information about confidence interval | ||