Probability of 80% and 20% Events
Use the calculator below to find the exact probability of both events occurring, either event occurring, or neither.
Probability Calculator
A and B occurs: P(A ∩ B)25%Decimal: 0.25
A or B occurs: P(A ∪ B)75%Decimal: 0.75
Exactly one occurs50%Decimal: 0.5
Neither occurs: P(A' ∩ B')25%Decimal: 0.25
A does not occur: P(A')50%
B does not occur: P(B')50%
* Assuming Event A and Event B are statistically independent events.
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