What are the chances of winning the lottery? What is the risk of doing this? How many times do I have to roll a dice to get the number I want? All these questions are statistics problems. We provide simple statistics calculators to help you make better decisions and solve problems faster. From Poisson distribution through risk calculators and permutation calculators all the way to binomial distribution, you will always find a useful calculator amongst our collection. So help us help you solve statistics problems, and you will learn something new and valuable. Who knows? Maybe you will learn how to convince your friends to bet for almost impossible things (that only you know are almost impossible ;))

Probability Calculator

Combination Calculator

Relative Risk Calculator

Odds Calculator

Bayes' Theorem Calculator

Birthday Paradox Calculator

Chebyshev's Theorem Calculator

Coin Flip Probability Calculator

Dice Probability Calculator

Dice Roller Calculator

Lottery Calculator

Permutation Calculator

Random Number Generator

Risk Calculator

Exponential Growth Prediction Calculator

Binomial Distribution Calculator

Chi Square Calculator

Empirical Rule Calculator

Exponential Distribution Calculator

Geometric Distribution Calculator

Negative Binomial Distribution Calculator

Normal Distribution Calculator

Poisson Distribution Calculator

SMp(x) Distribution Calculator

Coefficient of Variation Calculator

Mean Median Mode Calculator

Pearson Correlation Calculator

Relative Standard Deviation Calculator

Standard Deviation Calculator

Variance Calculator

Coefficient of Determination Calculator (R-squared)

Confidence Interval Calculator

Correlation Coefficient Calculator (Matthews)

Covariance Calculator

Critical Value Calculator

Margin of Error Calculator

Point Estimate Calculator

Relative Error Calculator

Z-score Calculator

Z-test Calculator

p-value Calculator

t-test Calculator

Shannon Entropy Calculator