ANOVA is a test to see if there are differences between groups. Put simply, “One-way” or “two-way” refers to the number of independent variables (IVs) in your test. However, there are other subtle differences between the tests, and the more general factorial ANOVA. This picture sums up the differences.
What are Levels?
Choosing the Correct Test
Stats: Two Way ANOVA
Statistical notes for clinical researchers: Two-way analysis of var…
Factorial ANOVA: Higher order ANOVAs