Exact 2x2 Fisher test via a modal hypergeometric recurrence, avoiding PMF underflow at the observed tail.
Both tails use the probability-order definition for two-sided p, not twice the smaller tail.
Counts are literal frequencies, not survey weights. The sample odds ratio is NOT a conditional MLE.
Exact 2x2 Fisher test via a modal hypergeometric recurrence, avoiding PMF underflow at the observed tail. Both tails use the probability-order definition for two-sided p, not twice the smaller tail. Counts are literal frequencies, not survey weights. The sample odds ratio is NOT a conditional MLE.