Calculadora de Desvio Padrão — Ferramenta online grátis
sigma, variância, média, mediana para qualquer conjunto
Calcule desvio padrão, variância, média, mediana e amplitude. População ou amostra. Cole qualquer série de números. Sem cadastro.
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Standard deviation calculator
Calculate σ, variance, mean, median, mode, range for any dataset.
How to use this tool
- 1
Paste numbers
Separate with commas, spaces, or new lines.
- 2
Pick dataset type
Population (entire set) or sample (n-1 denominator).
- 3
See full stats
Mean, median, mode, variance, σ, range, min, max.
Frequently Asked Questions
Population vs sample σ
What σ tells you
Pontos-chave
- Standard Deviation Calculadora is a free, browser-based calculator tool — sigma, variance, mean, median for any dataset.
- Não signup, no downloads, no file uploads — your data stays on your device.
- Works on desktop, tablet, and mobile. Install as a PWA for offline access.
How to Use Standard Deviation Calculadora
- Open the tool: Launch Standard Deviation Calculadora on Ferramentaolis — no account or download needed.
- Enter your data: Paste text, enter values, or select a file directly in your browser.
- Get instant results: Everything is processed locally — results appear immediately.
- Copy or download: Save your output or share it. Bookmark for quick access next time.
Standard Deviation Calculadora — Quick Facts
- Preço
- Grátis — sem limites, sem marca d’água, sem paywall
- Privacidade
- 100% no navegador — nenhum dado é enviado a servidores
- Plataforma
- Qualquer navegador moderno — desktop, tablet ou celular
- Categoria
- Calculadora Ferramentas on Ferramentaolis
- Offline
- Works offline after first visit (Progressive Web App)
| Recurso | Detalhes |
|---|---|
| Ferramenta | Standard Deviation Calculadora |
| Categoria | Calculadora |
| Cadastro necessário | Não |
| Upload de arquivo | Nenhum — processado no navegador |
| Suporte mobile | Totalmente responsivo |
| Custo | Grátis para sempre |
Why Use Standard Deviation Calculadora?
You should try Standard Deviation Calculadora for a quick, private way to sigma, variance, mean, median for any dataset. All processing happens in your browser. Your files and data never leave your device. According to web.dev, client-side processing is the gold standard for privacy.
On the other hand, dedicated APIs or desktop tools suit batch processing better. They also handle server-side automation. For everyday tasks, browser tools offer the best speed, privacy, and convenience.