# Arithmetic Mean Calculator

To get the result, fill out the calculator form and press the Calculate button.

## What is the Arithmetic Mean?

The arithmetic mean is the sum of all the numbers in the series divided by the count of all numbers in the series.

The arithmetic mean is the simplest and most widely used measure of a mean, or average. It simply involves taking the sum of a group of numbers, then dividing that sum by the count of the numbers used in the series.

## Arithmetic Mean Formula

**A**denotes the arithmetic mean.**n**is the total number of observations**a**is the observed values of the sample item_{i}

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