GitHub - painyeph/FishersExactTest: A fast, precise, pure Python implementation of Fisher's exact test
One-sided fisher_exact test returns p-value < 1 for 0 successful attempts (Trac #1568) · Issue #2093 · scipy/scipy · GitHub
![Testing Independence: Chi-Squared vs Fisher's Exact Test - Data Science Blog: Understand. Implement. Succed. Testing Independence: Chi-Squared vs Fisher's Exact Test - Data Science Blog: Understand. Implement. Succed.](https://d33wubrfki0l68.cloudfront.net/0eae6ad79a1c340d2beb0f7c27316d87a3ca9afc/6ce98/post/statistical_test/contingency_table_tests_files/figure-html/unnamed-chunk-2-1.png)
Testing Independence: Chi-Squared vs Fisher's Exact Test - Data Science Blog: Understand. Implement. Succed.
![probability - interpretation of odds ratio in fisher test for different cells in 2*2 table - Cross Validated probability - interpretation of odds ratio in fisher test for different cells in 2*2 table - Cross Validated](https://i.stack.imgur.com/t13L9.png)