Upload your data and get a complete multiple comparisons correction report. Free.
Free analyses run on up to 10,000 rows. Larger files are randomly sampled to that size — sign up to analyze your full dataset.
Running multiple comparisons correction analysis...
Sent to — interactive charts, statistical results, R code, and AI insights.
Analyze another fileStandard-library analysis: you ran many statistical tests — which results are still significant after correction? Upload your p-values and get Holm-Bonferroni and Benjamini-Hochberg adjusted p-values side by side, a count of what survives each method, and a p-value distribution diagnostic that hints whether your significant results reflect real effects or multiple-testing luck.
Interactive table visualization
Interactive bar visualization
Interactive bar visualization
Plain-English interpretation — what the numbers mean, what's significant, and what to do next.
Correct a batch of A/B test p-values before declaring winners
See our FAQ for details on pricing, data privacy, and how the analysis works. Every report includes a Methodology section showing the statistical test, assumptions checked, and diagnostics run.
Run any analysis on your own data — validated R analyses, interactive reports, AI insights, and PDF export.
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