Hypothesis Tests Calculator

A two sample z-test is used to test whether or not the means of two…

A one sample z-test is used to test whether or not the mean of a…

An F-test is used to test whether two population variances are equal.. To perform an…

A type II error occurs in hypothesis tests when we fail to reject the null…

Hedges’ g is a way to measure effect size, which gives us an idea of…

When performing a two sample t-test, we typically assume that the variances between the two…

When you conduct a single statistical test to determine if two group means are equal,…

The pooled standard deviation is a weighted average of two standard deviations from two different…

The Wilcoxon Signed-Rank Test is the non-parametric version of the paired t-test. It is used…

A paired samples t-test is used to compare the means of two samples when each…