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Compare Bayes' Theorem Calculator scenarios

Three side-by-side scenarios of the same calculator. Change any input in any column and the result recomputes live.

Scenario A

Prior Probability P(A)

Likelihood P(B|A)

Likelihood P(B|¬A)

Posterior Probability P(A|B)

0.63

Scenario B

Prior Probability P(A)

Likelihood P(B|A)

Likelihood P(B|¬A)

Posterior Probability P(A|B)

0.63

Scenario C

Prior Probability P(A)

Likelihood P(B|A)

Likelihood P(B|¬A)

Posterior Probability P(A|B)

0.63