| Testing Mean with known Variance | |
| sample size | 98 |
| population variance | 13.0309278350515 |
| sample mean | 5.35 |
| null hypothesis about mean | 13 |
| type I error | 0.65 |
| Z-value | -20.9790975878675 |
| p-value (one-tailed) | 1 |
| p-value (two-tailed) | 2 |
| conclusion for one-tailed test | |
| Do not reject the null hypothesis. | |
| conclusion for two-tailed test | |
| Do not reject the null hypothesis | |