Free Statistics Calculator

Welcome to the Statistics Calculator! This tool allows you to calculate various statistical measures including mean, median, mode, standard deviation, and more.

Most Useful Calculators

Critical Value Calculator P-Value Calculator

Hypothesis Testing

One Sample Z Test Hypothesis Calculator One Sample T Test Hypothesis Calculator One Proportion Z Test Hypothesis Calculator Two Sample Z Test Hypothesis Calculator Two Sample T Test Hypothesis Calculator (Equal and Unequal Variance) Two Proportion Z Test Hypothesis Calculator Pooled variance

Regression Analysis

Correlation Coefficient Calculator Coefficient of Determination Calculator Regression Equation Calculator Covariance Calculator Sum of Square Error (SSE) Calculator Total Sum of Square (SST) Calculator

Descriptive Statistics

Standard Deviation Calculator Mean, Median, Mode, Range, Quartiles, and Interquartile Range Calculator Quartiles Calculator Range Calculator Mid-Range Calculator Five Number Summary and Outlier Calculator Weighted Mean Calculator Mean Absolute Deviation Calculator Geometric Mean Calculator Geometric Mean Return Calculator Class Width Calculator

Distribution

Normal Distribution Calculator Inverse Normal Distribution Calculator Uniform Distribution Calculator

Other

Z Score Calculator Raw Score Calculator Degree of Freedom Calculator Sample Size Calculator Permutation Calculator Combination Calculator Boxplot Calculator