---
title: "Standard Deviation Calculator"
method: GET
path: "/api/calc/standard-deviation-calculator"
tags: ["Math"]
---

# Standard Deviation Calculator

`GET /api/calc/standard-deviation-calculator`

## Request

- Base URL: `https://calcbright.com`
- URL: `https://calcbright.com/api/calc/standard-deviation-calculator`
- Auth: none declared

Sample (n − 1) or population (N)? Paste your data and get both standard deviations, the variance and mean, with a deviation-by-deviation table you can check.

## Query parameters

- `numbers` string: Data set Separate values with commas, spaces or new lines.
- `type` 'sample' | 'population': Data is a…

## Response `200`

Calculation result

- CalcOutput
  - `ok` boolean
  - `tool` string
  - `name` string
  - `url` string: Open this link to see the full calculation
  - `inputs` object
  - `summary` string: Plain-text answer
  - `details` string
  - `result` object
  - `errors` object

## Other responses

- `400`: Invalid input (see errors)

---

[API](https://skmtc.dev/calcbright/apis/calcbright-calculator-api.md) · [All operations](https://skmtc.dev/calcbright/apis/calcbright-calculator-api/llms.txt) · [OpenAPI document](https://skmtc.dev/calcbright/apis/calcbright-calculator-api/revisions/f58229e56e58?raw)