This is a Fisher exact test calculator for a 2 x 2 contingency table. The Fisher exact test tends to be employed instead of Pearson's chi-square test when sample sizes are small.

This Fisher's exact test calculator computes both the one-tailed and two-tailed p-value for a Fisher's exact test on any 2 x 2 contingency table. To compute the p-value of other statistical …

Nov 2, 2024 · Perform Fisher's exact test for categorical data with small sample sizes. Free calculator with exact p-values and confidence intervals.

MedCalc's free online Fisher exact probability calculator - analysis of a 2x2 classification table.

Oct 19, 2025 · Free Fisher's exact test calculator. Calculate p-values, odds ratios, and confidence intervals for 2x2 contingency tables with step-by-step solutions.

Jun 22, 2021 · This calculator performs Fisher's Exact test on a contingency table based on user provided input.

Calculate p-values for 2x2 contingency tables with our Fisher's Exact Test Calculator. Ideal for small sample sizes in biology, medicine, and social sciences.

Compute Fisher's exact test for a 2x2 contingency table. Get an exact p-value even with small sample sizes using a hypergeometric probability model.

This calculator is for 2x2 contingency tables that separate each subject into one of four categories based on two factors, each with two possibilities. Simply label the rows and columns, then type …

Mar 14, 2025 · Fisher Exact Test Calculator for statistical analysis of 2x2 contingency tables. Calculate exact p-values for small sample sizes.