Minimum Sample Size
Population Size105
Margin of Error0.05
Confidence0.95
Power0.95
Population Variance0.13
z(alpha/2) + z(beta)3.60481761149153
z(alpha) + z(beta)3.28970725390294
Minimum Sample Size (2 sided test)90.995060936139
Minimum Sample Size (1 sided test)88.622121879856


Minimum Sample Size (for Infinite Populations)
Population Sizeinfinite
Margin of Error0.05
Confidence0.95
Power0.95
Population Variance0.13
z(alpha/2) + z(beta)3.60481761149153
z(alpha) + z(beta)3.28970725390294
Minimum Sample Size (2 sided test)675.724920630212
Minimum Sample Size (1 sided test)562.753038451846


Minimum Sample Size (Unknown Population Variance)
Population Size105
Margin of Error0.05
Confidence0.95
Power0.95
Population Varianceunknown
t(alpha/2) + t(beta)3.64863805881815
t(alpha) + t(beta)3.32486061624796
Minimum Sample Size (2 sided test)91.2857677403267
Minimum Sample Size (1 sided test)88.9138371404494


Minimum Sample Size
(Infinite Population, Unknown Population Variance)
Population Sizeinfinite
Margin of Error0.05
Confidence0.95
Power0.95
Population Varianceunknown
t(alpha/2) + t(beta)3.6106012072724
t(alpha) + t(beta)3.29514131593062
Minimum Sample Size (2 sided test)677.89493605376
Minimum Sample Size (1 sided test)564.613727181554