Probability Calculator
Calculate probability, combinations, permutations, and binomial distributions.
Probability Calculator
Probability
30.00%
3 out of 10
PProbability
0.3000
%Percentage
30.00%
+Odds For
0.43:1
1-PComplement
70.00%
Formulas
- P(A) = favorable / total
- C(n,r) = n! / (r!(n-r)!)
- P(n,r) = n! / (n-r)!
- Binomial: C(n,k) × p^k × (1-p)^(n-k)