Independent Events Probability Calculator
For independent A and B only; calculate both occurring and at least one occurring.
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For independent A and B only; calculate both occurring and at least one occurring.
Worked example
Inputs
- Probability of A (0–1): 0.3
- Probability of B (0–1): 0.4
Results
- Both events: 12 %
- At least one event: 58 %
For independent A and B only; calculate both occurring and at least one occurring.
Reviewed:Common uses
For independent A and B only; calculate both occurring and at least one occurring.
BEHIND THE NUMBERSFormula & assumptions
P(A∩B)=ab; P(A∪B)=a+b−ab
For independent A and B only; calculate both occurring and at least one occurring.