| Minimum Sample Size | |
| Population Size | 2000 |
| Margin of Error | 0.05 |
| Confidence | 0.95 |
| Power | 0.5 |
| Population Variance | 0.8 |
| z(alpha/2) + z(beta) | 1.95996398454005 |
| z(alpha) + z(beta) | 1.64485362695147 |
| Minimum Sample Size (2 sided test) | 761.564573292404 |
| Minimum Sample Size (1 sided test) | 604.427388636581 |
| Minimum Sample Size (for Infinite Populations) | |
| Population Size | infinite |
| Margin of Error | 0.05 |
| Confidence | 0.95 |
| Power | 0.5 |
| Population Variance | 0.8 |
| z(alpha/2) + z(beta) | 1.95996398454005 |
| z(alpha) + z(beta) | 1.64485362695147 |
| Minimum Sample Size (2 sided test) | 1229.26682262212 |
| Minimum Sample Size (1 sided test) | 865.773905310532 |
| Minimum Sample Size (Unknown Population Variance) | |
| Population Size | 2000 |
| Margin of Error | 0.05 |
| Confidence | 0.95 |
| Power | 0.5 |
| Population Variance | unknown |
| t(alpha/2) + t(beta) | 1.96308796216523 |
| t(alpha) + t(beta) | 1.64738272231342 |
| Minimum Sample Size (2 sided test) | 763.067226026188 |
| Minimum Sample Size (1 sided test) | 605.724163363533 |
| Minimum Sample Size (Infinite Population, Unknown Population Variance) | |
| Population Size | infinite |
| Margin of Error | 0.05 |
| Confidence | 0.95 |
| Power | 0.5 |
| Population Variance | unknown |
| t(alpha/2) + t(beta) | 1.96189725411463 |
| t(alpha) + t(beta) | 1.64661757095552 |
| Minimum Sample Size (2 sided test) | 1231.69306742481 |
| Minimum Sample Size (1 sided test) | 867.631815993427 |
