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Statistics Calculators and Simulators

64 free statistics tools for descriptive stats, probability, distributions, intervals, tests, regression, and simulations.

Browse statistics calculators by topic. This directory groups descriptive statistics, probability, distributions, statistical inference, regression, grouped data, and interactive simulators so the right tool is easier to find.

Featured Statistics Tools Start here

Descriptive Statistics Calculator Normal Distribution Calculator Confidence Interval Calculator Linear Regression Calculator Skewness Calculator Central Limit Theorem Simulator

Browse Statistics Calculators by Topic

Descriptive Statistics Probability and Counting Probability Distributions Confidence Intervals and Hypothesis Tests Regression, Correlation and Relationships Frequency Tables and Grouped Data Statistics Simulators

Descriptive Statistics

21 tools

Summarize data with mean, median, mode, variance, standard deviation, quartiles, range, skewness, and kurtosis.

Probability and Counting

5 tools

Calculate probabilities, odds, factorials, permutations, combinations, and probability fractions.

Probability Fraction Calculator Factorial Calculator Permutation Calculator Combination Calculator Permutation & Combination Calculator

Probability Distributions

9 tools

Work with normal, binomial, Poisson, hypergeometric, exponential, and uniform distributions.

Normal Distribution Calculator Normal Distribution Calculator Binomial Probability Calculator Poisson Probability Calculator Hypergeometric Distribution Calculator Exponential Distribution Calculator Uniform Distribution Calculator Z Score Calculator T Score Calculator

Confidence Intervals and Hypothesis Tests

11 tools

Estimate intervals, margin of error, sample size, p-values, t-scores, chi-square, ANOVA, and effect sizes.

Confidence Interval Calculator Sampling Error Calculator Margin of Error Calculator Sample Size Calculator P Value Calculator T Score Calculator Chi Square Calculator ANOVA Calculator Effect Size Calculator Odds Ratio Calculator Risk Ratio Calculator

Regression, Correlation and Relationships

6 tools

Analyze relationships with correlation, covariance, linear regression, slope-intercept form, odds ratio, and risk ratio.

Correlation Coefficient Calculator Covariance Calculator Linear Regression Calculator Slope Intercept Form Calculator Odds Ratio Calculator Risk Ratio Calculator

Frequency Tables and Grouped Data

6 tools

Build frequency tables, cumulative frequencies, relative frequencies, histograms, grouped median, grouped mode, and box plots.

Histogram Frequency Calculator Relative Frequency Calculator Cumulative Frequency Calculator Mode Grouped Data Calculator Median Grouped Data Calculator Box Plot Generator

Statistics Simulators

9 tools

Simulate distributions, sampling, confidence intervals, hypothesis tests, regression, Monte Carlo estimation, and t distribution behavior.

Normal Distribution Simulator Binomial Distribution Simulator Poisson Distribution Simulator Central Limit Theorem Simulator Confidence Interval Simulator Hypothesis Test Simulator Linear Regression Simulator Monte Carlo Pi Simulator T Distribution Simulator

What Can You Do With These Statistics Tools?

These calculators help summarize data, compute probability, evaluate distributions, build confidence intervals, test hypotheses, measure relationships, fit regression lines, prepare frequency tables, and explore statistical ideas with simulators. They are useful for homework, survey analysis, research checks, and data science practice.

Frequently Asked Questions

What statistics calculators are available here?▼

This page includes descriptive statistics, probability, distributions, confidence intervals, hypothesis tests, regression, correlation, frequency tables, grouped data, and statistics simulator tools.

Which statistics tool should I start with?▼

For a data set, start with Descriptive Statistics, Mean Median Mode, Variance, or Standard Deviation tools. For probability models, use Normal, Binomial, Poisson, or other distribution calculators. For inference, use confidence interval, p-value, t-score, chi-square, ANOVA, or sample size tools.

Do these statistics calculators show steps?▼

Many tools show formulas, substitutions, summary tables, distribution values, or test statistics so the result can be checked and understood.

Are the statistics tools free?▼

Yes. The statistics calculators and simulators are free browser-based tools for students, researchers, teachers, and data analysis practice.

Algebra Geometry Trigonometry Matrices Functions Number Theory Base Converter Electronics Statistics Life & Finance Simulators

Free online calculators and tools covering mathematics, unit conversion, text processing, and daily life. Accurate, fast, mobile-friendly, and completely free to use.

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