| Minimum Sample Size | |
| Population Size | 150 |
| Margin of Error | 1 |
| Confidence | 0.95 |
| Power | 0.5 |
| Population Variance | 13 |
| z(alpha/2) + z(beta) | 1.95996398454005 |
| z(alpha) + z(beta) | 1.64485362695147 |
| Minimum Sample Size (2 sided test) | 37.6539845415207 |
| Minimum Sample Size (1 sided test) | 28.6460910250305 |
| Minimum Sample Size (for Infinite Populations) | |
| Population Size | infinite |
| Margin of Error | 1 |
| Confidence | 0.95 |
| Power | 0.5 |
| Population Variance | 13 |
| z(alpha/2) + z(beta) | 1.95996398454005 |
| z(alpha) + z(beta) | 1.64485362695147 |
| Minimum Sample Size (2 sided test) | 49.9389646690236 |
| Minimum Sample Size (1 sided test) | 35.1720649032404 |
| Minimum Sample Size (Unknown Population Variance) | |
| Population Size | 150 |
| Margin of Error | 1 |
| Confidence | 0.95 |
| Power | 0.5 |
| Population Variance | unknown |
| t(alpha/2) + t(beta) | 2.0268383007763 |
| t(alpha) + t(beta) | 1.7018760466411 |
| Minimum Sample Size (2 sided test) | 39.5778023399348 |
| Minimum Sample Size (1 sided test) | 30.2590692377253 |
| Minimum Sample Size (Infinite Population, Unknown Population Variance) | |
| Population Size | infinite |
| Margin of Error | 1 |
| Confidence | 0.95 |
| Power | 0.5 |
| Population Variance | unknown |
| t(alpha/2) + t(beta) | 2.00963863419992 |
| t(alpha) + t(beta) | 1.6906858682228 |
| Minimum Sample Size (2 sided test) | 52.5024167208958 |
| Minimum Sample Size (1 sided test) | 37.1594431651079 |
