| Minimum Sample Size | |
| Population Size | 20000 |
| Margin of Error | 0.05 |
| Confidence | 0.95 |
| Power | 0.9 |
| Response Distribution (Proportion) | 0.15 |
| z(alpha/2) + z(beta) | 3.24151555008465 |
| z(alpha) + z(beta) | 2.92640519249607 |
| Minimum Sample Size (2 sided test) | 521.920374787405 |
| Minimum Sample Size (1 sided test) | 427.44316412031 |
| Minimum Sample Size (infinite population) | |
| Population Size | infinite |
| Margin of Error | 0.05 |
| Confidence | 0.95 |
| Power | 0.9 |
| Response Distribution (Proportion) | 0.15 |
| z(alpha/2) + z(beta) | 3.24151555008465 |
| z(alpha) + z(beta) | 2.92640519249607 |
| Minimum Sample Size (2 sided test) | 535.878576133471 |
| Minimum Sample Size (1 sided test) | 436.756214884067 |
