Probability & Distributions

Probability Distributions & Simulation

Calculate probabilities and critical values, explore continuous and discrete distributions, generate random data, and investigate sampling behavior through interactive statistical tools.

For confidence intervals and hypothesis testing, explore our statistical inference tools .

Probability Calculator

Select a distribution and an operation. The required parameters and values will adapt automatically.

30 distributions
Distribution parameters
P(X)

Your result will appear here

Choose a distribution, configure its parameters, select an operation and calculate the result.