| Minimum Sample Size | |
| Population Size | 20000 |
| Margin of Error | 0.05 |
| Confidence | 0.95 |
| Power | 0.95 |
| Population Variance | 0.13 |
| z(alpha/2) + z(beta) | 3.60481761149153 |
| z(alpha) + z(beta) | 3.28970725390294 |
| Minimum Sample Size (2 sided test) | 653.672465509751 |
| Minimum Sample Size (1 sided test) | 547.378462721014 |
| Minimum Sample Size (for Infinite Populations) | |
| Population Size | infinite |
| Margin of Error | 0.05 |
| Confidence | 0.95 |
| Power | 0.95 |
| Population Variance | 0.13 |
| z(alpha/2) + z(beta) | 3.60481761149153 |
| z(alpha) + z(beta) | 3.28970725390294 |
| Minimum Sample Size (2 sided test) | 675.724920630212 |
| Minimum Sample Size (1 sided test) | 562.753038451846 |
| Minimum Sample Size (Unknown Population Variance) | |
| Population Size | 20000 |
| Margin of Error | 0.05 |
| Confidence | 0.95 |
| Power | 0.95 |
| Population Variance | unknown |
| t(alpha/2) + t(beta) | 3.61079694937599 |
| t(alpha) + t(beta) | 3.29529448637946 |
| Minimum Sample Size (2 sided test) | 655.771605666018 |
| Minimum Sample Size (1 sided test) | 549.188275170055 |
| Minimum Sample Size (Infinite Population, Unknown Population Variance) | |
| Population Size | infinite |
| Margin of Error | 0.05 |
| Confidence | 0.95 |
| Power | 0.95 |
| Population Variance | unknown |
| t(alpha/2) + t(beta) | 3.6106012072724 |
| t(alpha) + t(beta) | 3.29514131593062 |
| Minimum Sample Size (2 sided test) | 677.89493605376 |
| Minimum Sample Size (1 sided test) | 564.613727181554 |
