ANOVA Online Calculator
Online one-way analysis of variance (ANOVA) calculator. Tests whether multiple means differ significantly and automatically calculates the F-value and p-value.
What is the difference between ANOVA and a t-test?
A t-test compares only two group means, while ANOVA compares several groups at once. Use ANOVA when there are more than two groups to avoid the inflated error rate of running multiple t-tests.