Fast, clean and accurate data analysis

Statistics Calculator

Calculate mean, median, mode, range, variance, standard deviation, quartiles, interquartile range and more from any set of numbers. This tool is designed for students, teachers, researchers, analysts and anyone who needs quick statistical results.

Instant Calculations Paste your numbers and get results in seconds.

Complete Data Summary Mean, median, mode, range, variance and more.

Browser-Based Tool Your numbers are calculated directly in your browser.

Enter Your Data Set

Separate numbers with commas, spaces or new lines

Numbers

You can enter positive numbers, negative numbers and decimals. Example: 4.5, 7, 9, 12.2, 15

Count 0

Mean -

Median -

Statistic	Result
Sum	-
Minimum	-
Maximum	-
Range	-
Mode	-
Population Variance	-
Sample Variance	-
Population Standard Deviation	-
Sample Standard Deviation	-
First Quartile Q1	-
Third Quartile Q3	-
Interquartile Range	-

Why Use This Statistics Calculator?

This Statistics Calculator gives a clean and complete summary of your data so you can understand the center, spread and shape of your number set without manual formulas.

Accurate Central Values

Find mean, median and mode to understand the most important center points of your data. This is useful for assignments, reports, surveys and everyday analysis.

Measure Data Spread

Calculate range, variance and standard deviation to see how close or spread out your values are from the average.

Quartile Breakdown

Get Q1, Q3 and IQR to better understand the middle portion of your data and spot possible variation in your number set.

How It Works

The calculator reads your number list, sorts the values and applies standard statistical formulas to generate a detailed result table.

Enter Numbers

Paste your data set into the input box using commas, spaces or line breaks.

Clean Data

The tool removes extra spaces and checks that every entered value is a valid number.

Calculate Results

It calculates mean, median, mode, variance, standard deviation, quartiles and range.

Review Summary

Your results appear in a simple table so you can copy or compare them easily.

Statistics Calculator FAQs

Common questions about using this calculator and understanding the results.

This tool can calculate count, sum, mean, median, mode, minimum, maximum, range, population variance, sample variance, population standard deviation, sample standard deviation, Q1, Q3 and interquartile range.

Yes. You can enter decimals, whole numbers, positive numbers and negative numbers. The calculator will process them as long as they are valid numeric values.

Population standard deviation is used when your data represents the whole group. Sample standard deviation is used when your data is only a part of a larger group.

Mode appears when one or more numbers repeat more often than others. If every value appears only once, the calculator shows “No mode”.

Yes. This calculator is free and works directly in your browser. You can use it for study, teaching, research, quick reports and basic data analysis.