ANOVA Calculator
Jim Frost
Use this ANOVA calculator to perform one-way ANOVA and post hoc comparison tests. Use the classic F-test ANOVA when you can assume group variances are equal or Welch’s ANOVA when they are not equal. Enter your data in either Stacked (i.e., long format) or Unstacked (i.e., wide format). For stacked data, copy and paste and from spreadsheets and the rows will auto-expand to fit your dataset. Ensure that outcome data are in the first column and group information in the second. For unstacked data,..