Free Online Z Score Calculator
Calculate your Z Score with this free math tool.
Enter values and select Calculate to see your result.
About this calculator
The Z Score Calculator is a free online math tool on Calcuto. Enter X, Mean and Std Dev, and it instantly works out your Z Score result and shows it below the form. You can change any value and recalculate right away to compare different scenarios. There is no sign-up and nothing to install: it works in any modern browser, on desktop, tablet, or phone.
How to use it
To use the Z Score Calculator, enter X, Mean and Std Dev in the form above and select Calculate. Calcuto runs the Z Score calculation from your inputs and shows the result below the form. Change any input and calculate again to compare scenarios.
Frequently asked questions
Is the Z Score Calculator free to use?
Yes. The Z Score Calculator is completely free, with no sign-up or download required.
What information do I need for the Z Score Calculator?
Provide X, Mean and Std Dev, then select Calculate to see your result.
Is my data saved when I use the Z Score Calculator?
No personal data is saved. Your inputs are used only to work out the result and are not stored; only your currency and theme preferences are kept in your own browser.
Does the Z Score Calculator work on mobile?
Yes. It works in any modern web browser on desktop, tablet, and mobile.