| Testing Mean with known Variance | |
| sample size | 37 |
| population variance | 0.2513 |
| sample mean | 0.6486 |
| null hypothesis about mean | 0.4667 |
| type I error | 0.05 |
| critical value (one-tailed) | 0.602257215407487 |
| confidence interval (two-tailed) (sample mean) | [ 0.48707361510481 , 0.81012638489519 ] |
| conclusion for one-tailed test | |
| Reject the null hypothesis. | |
| conclusion for two-tailed test | |
| Reject the null hypothesis | |