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Standard deviation

Calculate mean, variance, and standard deviation for a numeric dataset.

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Overview

Standard deviation measures how spread out values are around the mean. Higher deviation means higher variability.

This tool computes mean, population variance, and standard deviation automatically.

Technical deep dive

Common questions summarized

  • What is this tool for?: It runs fully in your browser: useful to validate, format, or convert data in everyday development.
  • Are my inputs sent to a server?: Processing happens locally with JavaScript. We do not store what you paste into the text areas.
  • Can I use this for real production data?: Use at your own risk. For secrets (passwords, tokens), prefer controlled environments and your company policies. And always review the generated contents. Never trust blindly things you see on the internet.

Sample payload to try

  • See also the larger "Code Snippets" sample; paste this excerpt to try locally: Example — Valores: 10, 12, 23, 23, 16, 23, 21, 16

Code Snippets

Code example
Valores: 10, 12, 23, 23, 16, 23, 21, 16

Example 

Valores: 10, 12, 23, 23, 16, 23, 21, 16

FAQ

What is this tool for?

It runs fully in your browser: useful to validate, format, or convert data in everyday development.

Are my inputs sent to a server?

Processing happens locally with JavaScript. We do not store what you paste into the text areas.

Can I use this for real production data?

Use at your own risk. For secrets (passwords, tokens), prefer controlled environments and your company policies. And always review the generated contents. Never trust blindly things you see on the internet.

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