Minimum Sample Size
Population Size20000
Margin of Error0.07
Confidence0.69
Power0.05
Response Distribution (Proportion)0.05
z(alpha/2) + z(beta)2.6600756601685
z(alpha) + z(beta)2.14070397429892
Minimum Sample Size (2 sided test)68.3628563479884
Minimum Sample Size (1 sided test)44.3270528539119


Minimum Sample Size (infinite population)
Population Sizeinfinite
Margin of Error0.07
Confidence0.69
Power0.05
Response Distribution (Proportion)0.05
z(alpha/2) + z(beta)2.6600756601685
z(alpha) + z(beta)2.14070397429892
Minimum Sample Size (2 sided test)68.5939019584677
Minimum Sample Size (1 sided test)44.4232941867372