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Online Statistics Calculator for Mean, Median, Standard Deviation & More

Calculate mean, median, mode, standard deviation, and more with our free online statistics calculator. Fast, accurate, and easy to use for students and professionals worldwide.

Built ForResearchers

Accuracy99.9%

Live Statistical Analysis

Mean (μ)85.42

Median87.00

Std Dev (σ)12.36

Variance152.77

Z-Score1.24

P-Value0.023

Statistical Calculators

Choose Your Analysis Tool

Check out our wide range of statistical calculators. Each tool uses well-known mathematical formulas and algorithms to get the right answers.

Sample Size Calculator

Calculate required sample size for statistical studies.

Mean Calculator

Calculate arithmetic mean (average) of numbers with detailed statistical analysis.

Median Calculator

Find the median value of your dataset with step-by-step calculations.

Mode Calculator

Calculate the mode (most frequent value) in your dataset.

Standard Deviation Calculator

Calculate population and sample standard deviation for data analysis.

Variance Calculator

Calculate variance to measure data spread and variability.

Z-Score Calculator

Calculate z-scores for standardizing data and statistical analysis.

Correlation Calculator

Calculate correlation coefficient to measure variable relationships.

Linear Regression Calculator

Perform linear regression analysis with detailed statistics.

Normal Distribution Calculator

Calculate normal distribution probabilities and z-scores.

T-Test Calculator

Perform student's t-test for statistical hypothesis testing.

Chi-Square Test Calculator

Perform chi-square tests for independence and goodness of fit.

ANOVA Calculator

Perform analysis of variance (ANOVA) for comparing group means.

Confidence Interval Calculator

Calculate confidence intervals for statistical estimation.

P-Value Calculator

Calculate p-values for statistical hypothesis testing.

Probability Calculator

Calculate probabilities for various statistical scenarios.

Poisson Distribution Calculator

Calculate Poisson distribution probabilities for rare events.

Gaussian Random Number Generator

Generate random numbers following Gaussian (normal) distribution.

Uniform Random Generator

Generate uniformly distributed random numbers.

Exponential Distribution Calculator

Calculate exponential distribution probabilities and generate datasets.

Poisson Distribution Generator

Generate Poisson distribution datasets for statistical modeling.

Binomial Distribution Generator

Generate binomial distribution datasets for analysis.

Monte Carlo Simulator

Run Monte Carlo simulations for complex statistical modeling.

Why Choose Our Statistics Calculators?

Statistics is what makes data-driven decision making possible. Our full toolkit makes complicated statistical tasks easy to understand and use, and professionals in many fields trust them.

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Descriptive StatisticsCalculate mean, median, mode, variance, and standard deviation with comprehensive data summaries.
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Probability DistributionsWork with normal, binomial, Poisson, and exponential distributions for probability analysis.
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Hypothesis TestingPerform t-tests, chi-square tests, and ANOVA for rigorous statistical significance testing.
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Correlation & RegressionMeasure variable relationships and build predictive models with regression analysis.

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Research

Academic and scientific research requiring rigorous statistical validation and analysis.

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Business Analytics

Data-driven business decisions powered by statistical insights and forecasting.

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Education

Learning and teaching statistics with interactive calculators and visualizations.

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Healthcare

Clinical trials, epidemiology, and medical research statistical analysis.

Privacy-First Processing: All statistical calculations run entirely in your browser. Your data never leaves your device, ensuring complete privacy and security for sensitive research and business data.