
Powerful statistical tools for students, researchers, and data professionals. Calculate p-values, run hypothesis tests, analyze distributions, and master your data.
10 Free CalculatorsFind mean, variance, and standard deviation for any dataset.
βCalculate statistical significance and p-values for hypothesis testing.
βPerform one-sample, two-sample, and paired t-tests with ease.
βPerform chi-square tests for independence and goodness of fit.
βCalculate the mean average of a set of numbers quickly.
βCalculate percentages, percentage of a number, and more.
βCalculate the percentage increase or decrease between two values.
βCalculate how much a value has increased in percentage terms.
βGenerate random numbers within a specified range for sampling.
βBrowse our complete collection of statistics and data science tools.
βA significant part of everyday life is made up of problems that can be worked out with simple calculations. Should I rent or buy a home? How many calories should I consume daily? Is this loan within my budget? How many lemonades must I sell just to cover costs? Many of these questions go unanswered because we donβt have the right knowledge, the time, or the motivation to do the math. As a result, we often end up making poor, uninformed choices. Free Calculators aims to change that.