2x2 Contingency Table Exact Test Calculator

Compute the exact two-tailed and hypergeometric probabilities of obtaining a particular distribution of values in a 2x2 contingency table using Fisher's exact test, given the number of items or observations in each cell. Knowing the exact probability of observing a given distribution of values can be very useful in analytics studies that rely on categorical data.

Please provide the necessary values, and then click 'Calculate'.