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 ;))

Accuracy Calculator

Bayes' Theorem Calculator

Birthday Paradox Calculator

Chebyshev's Theorem Calculator

Coin Flip Probability Calculator

Combination Calculator

Dice Probability Calculator

Dice Roller Calculator

Lottery Calculator

Odds Calculator

Permutation Calculator

Probability Calculator

Random Number Generator

Relative Risk Calculator

Risk Calculator

Sensitivity And Specificity Calculator

Binomial Distribution Calculator

Chi-Square Calculator

Empirical Rule Calculator

Exponential Distribution Calculator

Exponential Growth Prediction Calculator

Geometric Distribution Calculator

Histogram Calculator

Hypergeometric Distribution Calculator

Lognormal Distribution Calculator

Negative Binomial Distribution Calculator

Normal Distribution Calculator

Poisson Distribution Calculator

Rayleigh Distribution Calculator

SMp(x) Distribution Calculator

Weibull Distribution Calculator

5 Number Summary Calculator

Coefficient of Variation Calculator

IQR Calculator - Interquartile Range

Least to Greatest Calculator

Mean Absolute Deviation Calculator

Mean Median Mode Calculator

Median Calculator

Median Absolute Deviation Calculator

Midrange Calculator

Minimum and Maximum Calculator

Mode Calculator

Outlier Calculator

Pearson Correlation Calculator

Percentile Calculator

Percentile Rank Calculator

Population Variance Calculator

Quartile Calculator

Range Calculator

Relative Standard Deviation Calculator

Skewness Calculator

Standard Deviation Calculator

Standard Error Calculator

Variance Calculator

Coefficient of Determination Calculator (R-squared)

Confidence Interval Calculator

Correlation Coefficient Calculator (Matthews)

Covariance Calculator

Critical Value Calculator

Exponential Regression Calculator

Fisher's Exact Test Calculator

Linear Regression Calculator

Margin of Error Calculator

Point Estimate Calculator

p-value Calculator

Quadratic Regression Calculator

Relative Error Calculator

Shannon Entropy Calculator

t-test Calculator

Z-score Calculator

Z-test Calculator