Fisher Exact Test Calculator

The Fisher Exact Test is a test of significance that is used in place of a Chi Square Test in 2×2 tables when the sample sizes are small.

To perform the Fisher Exact Test for a given 2×2 table, simply fill in the values in the cells below and then press the “Calculate” button.

Category 1 Category 2
Group 1 1 9
Group 2 11 3

Probability: 0.00135

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