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Mean calculator

Calculate the arithmetic mean (average) of a list of numbers.

How it works Report a problem

Extreme Statistics

Proprietary distribution analysis engine

Data Entry

Input Dataset

Supports: CSV, Space, Line

About the Mean calculator

Calculate the arithmetic mean (average) of a list of numbers.

How to use the Mean calculator

  1. Enter your values separated by commas.
  2. Press Calculate.

Formula and method

Mean = sum of values ÷ number of values

Worked example

The mean of 4, 8, 15, 16, 23 and 42 is 108 ÷ 6 = 18.

Tips

  • Extreme values pull the mean, so check the median as well.

Frequently asked questions

What is the difference between mean and average?
In everyday use they are the same. Technically the mean is one kind of average.