Statistics Calculators

Our online calculator is here to assist you.

One-Way ANOVA Calculator for Independent Measures

One-Way ANOVA Calculator for Repeated Measures

Binomial Test Calculator

Chi-Square Calculator for 2 x 2 Contingency Table

Chi-Square Calculator for 5 x 5 (or less) Contingency Table

Chi-Square Calculator for Goodness of Fit

Fisher Exact Test Calculator for 2 x 2 Contingency Table

The Friedman Test for Repeated Measures

The Kolmogorov-Smirnov Test of Normality

Kruskal-Wallis Test Calculator for Independent Measures

Levene’s Test of Homogeneity of Variance Calculator

Mann-Whitney U Test Calculator

Sign Test Calculator

Standard Error Calculator

T-Test Calculator for 2 Independent Means

T-Test Calculator for 2 Dependent Means

T-Test Calculator for a Single Sample

Wilcoxon Signed-Rank Test Calculator

Z Score Calculator for a Single Raw Value

Z-Test Calculator for a Single Sample

Z-Test Calculator for 2 Population Proportions


Linear Regression Calculator

Multiple Regression Calculator

Tests of Correlation

Pearson Correlation Coefficient Calculator

Phi Coefficient Calculator

Point-Biserial Correlation Coefficient Calculator

Spearman’s Rho (Correlation) Calculator

P Values

P-value from Z score.

P-value from t score.

P-value from chi-square score.

P-value from F-ratio score.

P-value from Pearson (r) score.

Critical Values Calculator

Tukey Q calculator.

Bayes Theorem

Quick Bayes Theorem Calculator

Effect Size

Effect Size Calculators

Confidence Intervals

A Single Sample Confidence Interval Calculator (T Statistic)

A Single-Sample Confidence Interval Calculator (Z Statistic)

An Independent Samples Confidence Interval Calculator


Number Needed To Treat Calculator

Relative Risk and Odds Ratio Calculator


Sample Size Calculator

Random Number Generator

A Baby Growth Percentile Calculator

A Normal Distribution Generator

A Rank Order Calculator

Highest Common Factor Calculator

Number Formatters and Transformers

Number Formatter: European Format to North American Format

Number Formatter: North American Format to European Format

Running Pace Calculator

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