Minimum Sample Size | |
Population Size | 20000 |
Margin of Error | 1 |
Confidence | 0.95 |
Power | 0.85 |
Population Variance | 13 |
z(alpha/2) + z(beta) | 2.99639737403384 |
z(alpha) + z(beta) | 2.68128701644526 |
Minimum Sample Size (2 sided test) | 116.047716663278 |
Minimum Sample Size (1 sided test) | 93.0308151903376 |
Minimum Sample Size (for Infinite Populations) | |
Population Size | infinite |
Margin of Error | 1 |
Confidence | 0.95 |
Power | 0.85 |
Population Variance | 13 |
z(alpha/2) + z(beta) | 2.99639737403384 |
z(alpha) + z(beta) | 2.68128701644526 |
Minimum Sample Size (2 sided test) | 116.71916390052 |
Minimum Sample Size (1 sided test) | 93.4609008392531 |
Minimum Sample Size (Unknown Population Variance) | |
Population Size | 20000 |
Margin of Error | 1 |
Confidence | 0.95 |
Power | 0.85 |
Population Variance | unknown |
t(alpha/2) + t(beta) | 3.02192488082211 |
t(alpha) + t(beta) | 2.70388610778786 |
Minimum Sample Size (2 sided test) | 118.021735180091 |
Minimum Sample Size (1 sided test) | 94.5981862240347 |
Minimum Sample Size (Infinite Population, Unknown Population Variance) | |
Population Size | infinite |
Margin of Error | 1 |
Confidence | 0.95 |
Power | 0.85 |
Population Variance | unknown |
t(alpha/2) + t(beta) | 3.02177538804144 |
t(alpha) + t(beta) | 2.7037800450001 |
Minimum Sample Size (2 sided test) | 118.704644445049 |
Minimum Sample Size (1 sided test) | 95.0355449126293 |