fintech-algorithms
/
Using a coding agent? Give it the skill: npx skills add IslamBaraka90/Fintech-Algorithms-Library What it does →

Mean Absolute Deviation

Install and import#

bash
npm install fintech-algorithms
ts
import { meanAbsoluteDeviation } from "fintech-algorithms/financial-mathematics-statistics-and-data-foundations/dispersion-shape-and-robust-statistics/mean-absolute-deviation";

Signature#

meanAbsoluteDeviation(input)

Worked example#

verified This is the worked example published in the article, replayed by the test suite on every run. The output cannot drift.

Input#

input
{
  "values": [1, 2, 2, 4, 9]
}

Call#

meanAbsoluteDeviation(input)

Returns#

object with 2 fields: meanAbsoluteDeviation, center

{
  "meanAbsoluteDeviation": 2.3200000000000003,
  "center": 3.6
}

Diagrams#

Mean Absolute Deviation — article hero
Mean Absolute Deviation — calculation ledger
Mean Absolute Deviation — concept anatomy
Mean Absolute Deviation — failure boundary
Mean Absolute Deviation — method map
Mean Absolute Deviation — scenario contrast

How it works#

This page states the contract — how to call it correctly. The article explains the concept: why it works, and where it breaks.

Read the article →

References#

The rest of the Dispersion, Shape, and Robust Statistics family#