Minimum Sample Size
Population Size105
Margin of Error1
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)1.67829450114405
Minimum Sample Size (1 sided test)1.40145186875144


Minimum Sample Size (for Infinite Populations)
Population Sizeinfinite
Margin of Error1
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)1.68931230157553
Minimum Sample Size (1 sided test)1.40688259612961


Minimum Sample Size (Unknown Population Variance)
Population Size105
Margin of Error1
Confidence0.95
Power0.95
Population Varianceunknown
t(alpha/2) + t(beta)55.9646909504178
t(alpha) + t(beta)223.073470133815
Minimum Sample Size (2 sided test)83.6370794050944
Minimum Sample Size (1 sided test)103.338665855899


Minimum Sample Size
(Infinite Population, Unknown Population Variance)
Population Sizeinfinite
Margin of Error1
Confidence0.95
Power0.95
Population Varianceunknown
t(alpha/2) + t(beta)52.9085521315795
t(alpha) + t(beta)208.30695423531
Minimum Sample Size (2 sided test)363.910935525808
Minimum Sample Size (1 sided test)5640.93233376292