Probability Calculators
9 free probability calculators in Math.
- Birthday Problem CalculatorCompute the probability that at least two people in a group share a birthday.
- Card Probability CalculatorCalculate the probability of drawing specific cards from a standard 52-card deck.
- Coin Toss Probability CalculatorCalculate the probability of getting exactly k heads in n fair coin tosses.
- Conditional Probability CalculatorCalculate P(A|B) using the definition P(A∩B)/P(B) with step-by-step explanation.
- Dice Probability CalculatorCalculate the probability of rolling a target sum with a given number of fair dice.
- Permutation and Combination CalculatorCount arrangements and selections with nPr, nCr, and repetition variants.
- Probability CalculatorCompute union, intersection, complement and conditional probabilities of events.
- Probability Tree CalculatorCompute compound event probabilities for a two-stage experiment using multiplication rule.
- Random Number GeneratorGenerate cryptographically strong random numbers in any range, with or without repeats.