Z-Score Calculator

Calculate z-scores from raw values, mean, and standard deviation. Find percentiles and probabilities.

34.7Kuses
8.7/10(132)

How to Use

Enter a raw value, population mean, and standard deviation to calculate the z-score and percentile.

Recommended Products

Ad

Affiliate Disclosure: As an Amazon Associate, ToolBird earns from qualifying purchases. Links above are affiliate links — if you buy through them, we may earn a small commission at no extra cost to you.

Disclaimer: This tool is provided as-is for informational and educational purposes only.

ToolBird Assistant

Find the right tool instantly

Hey! I'm ToolBird Assistant. Tell me what you need and I'll find the right tool for you.