Statistics Calculators

Comprehensive tools for statistical analysis and data interpretation.

Explore distributions, descriptive statistics, probability, and hypothesis testing calculators designed for coursework, research, and data-driven projects.

Calculate mean, median, mode, variance, and standard deviation for raw data

Statistical analysis for frequency distribution tables

Class Intervals

Normal Distribution

Calculate probabilities and z-scores for normal distributions

Standard Normal

Poisson Distribution

Calculate event probabilities for fixed intervals

Exponential Distribution

Measure time between events in a Poisson process

Price & Quantity Indexes

Compute Laspeyres and Paasche indices from price data

Binomial Distribution

Calculate binomial probabilities for success/failure experiments

Success Probability

Geometric Distribution

Find the probability of the first success on trial k

Hypothesis Testing

Perform statistical hypothesis tests (t-test, z-test)

Compute linear regression and correlation for paired data

Combinations, permutations, and basic probability calculations

Update probabilities using evidence and Bayes' rule

Seasonal Analysis

Estimate seasonal indices and demand forecasts

Calculate percentiles and quartiles from data sets

Percentile Rank

Statistics calculators FAQ

Do I need to log in to use the statistics calculators?

Yes. The calculators are premium tools. You can browse the list without logging in, but access requires a Premium or Pro plan.

What kinds of statistics can I calculate here?

You can work with descriptive statistics, distributions, probability, regression, and hypothesis testing depending on the calculator you choose.

Can I save my calculation history?

Signed-in premium users can save calculation history and manage it from their settings.