| Testing Mean with known Variance | |
| sample size | 37 |
| population variance | 2.879 |
| sample mean | 1.697 |
| null hypothesis about mean | 1 |
| type I error | 0.05 |
| critical value (one-tailed) | 1.45882516261322 |
| confidence interval (two-tailed) (sample mean) | [ 1.15027609752769 , 2.24372390247231 ] |
| conclusion for one-tailed test | |
| Reject the null hypothesis. | |
| conclusion for two-tailed test | |
| Reject the null hypothesis | |