Probability Calculator
Compute union, intersection, conditional, and complementary probabilities, plus binomial P(X=k), P(X≤k), P(X≥k)
Two events
P(A ∪ B)
58%
P(A | B)
40%
P(B | A)
30%
P(not A)
60%
Independent?
Yes
Binomial — exactly k successes in n trials
P(X = 3)
P(X ≤ 3)
17.1875%
P(X ≥ 3)
94.53125%
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