# Sample Size & Power Analysis

**The Sample Size/Power Write-up Generator with References**

The Sample Size & Power Analysis Calculator with Write-up is a tool for anyone struggling with power analysis. Simply identify the test to be conducted and the degrees of freedom where applicable, and the sample size/power analysis calculator will calculate your sample size for a power of .80 of an alpha of .05 for small, medium and large effect sizes. The sample size/power analysis calculator then presents the write-up with references which can easily be integrated in your dissertation document. The calculator is now part of Intellectus Statistics, so click the Try Now button to create your account and access the tool.

**Sample Size Calculator for Populations**

Sample Size calculator that determines the number of participants given a particular confidence interval.