How this calculator works
Quickly standardize values with z = (x - mean) / standard deviation.
Formula
Z-score Calculator formula based on your input values.
Step-by-step
- Enter the required input values.
- Review fields such as value (x), mean, standard deviation.
- Click Calculate to see the output instantly.
Example
- Enter your values in the form fields
The result appears in the output panel.
FAQs
Is the z-score calculator accurate?
The calculator applies deterministic formulas directly to your inputs.
Can I use decimals?
Yes, decimal inputs are supported where relevant.