ANOVA Calculator and Tukey HSD

Compare three or more group means using one-way ANOVA, then use Tukey HSD pairwise comparisons to identify which group means are different. The tool supports CSV upload, example data, manual entry, charts, downloadable results, and a standardized Stat-Forge Study Report.

Data Input

CSV file

Group column

Value column

Significance level (α)

Or paste data

Expected format: one column containing group names and one numeric measurement column. Example headers: Group, Measurement.

Results

ANOVA Table

Group Summary

Tukey HSD Pairwise Comparisons

Group Means with 95% Confidence Intervals

Mean markers with approximate confidence intervals.

Boxplot by Group

Shows median, interquartile range, whiskers, and mean markers.

ANOVA Study Report

Generate a printable report with the ANOVA classification, sample and group information, ANOVA table, Tukey HSD summary, charts, engineering interpretation, conclusion, and criteria reference.