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MATH / DESCRIPTIVE STATISTICS

Mean Absolute Deviation Calculator

Calculate the mean absolute deviation of three equally weighted observations. Inspect the equation, substituted values, result, and interpretation limits in one guided workspace.

  • 01 Calculated in this tab
  • 02 Values stay in this browser tab
  • 03 Use boundary

Conversion input

Known value

Filter by unit name, symbol, or code. Your current selections remain available.

Preparing the calculator...

Use boundary

Calculation path

Calculate the mean absolute deviation of three equally weighted observations. The page evaluates the displayed equation from your supplied values and presents both symbolic and substituted KaTeX working so the arithmetic can be checked.

Calculation path

MAD=[|x1-xbar|+|x2-xbar|+|x3-xbar|]/3

What you provide

What you provide

  • First value, using the same scenario as the other inputs
  • Second value, using the same scenario as the other inputs
  • Third value, using the same scenario as the other inputs

What you receive

What you receive

  • Mean absolute deviation from the stated equation
  • A symbolic formula plus substituted working with your values
  • Visible assumptions, field guidance, and an authoritative learning reference

Use boundary

Choose the maximum decimal places shown. This does not increase source accuracy.

The three observations are equally weighted and deviation is measured from their arithmetic mean.

Use internally consistent units and retain extra precision when carrying the result into another calculation.

Reviewed reference factors

Reviewed reference factors