Testing Variance - Confidence Intervals for Population Variance | ||
Sample size | 320 | |
Sample variance | 4.2 | |
Confidence interval | 0.95 | |
Type of Interval | Left tail | Right tail |
Two-sided confidence interval at 0.95 | 3.61744095993594 | 4.93635971376001 |
Left one-sided confidence interval at 0.95 | 3.70466242131918 | +inf |
Right one-sided confidence interval at 0.95 | 0 | 4.80868448592078 |
more information about confidence interval |