Z-Score Calculator
Calculate z-score, percentile, and probability from a value, mean, and standard deviation.
Z-Score
-1.0000
Percentile
15.87%
Details
| Z-Score | -1.0000 |
| Percentile Rank | 15.87% |
| P(X ≤ x) | 0.158655 |
| P(X > x) | 0.841345 |
Use the Z-Score Calculator above to calculate your results. Enter your values and see instant results — all calculations run in your browser.
Disclaimer: This calculator is for informational purposes only and does not constitute tax, financial, or legal advice. Results are estimates based on the information you provide and current rates. Always consult a qualified tax professional or financial advisor for advice specific to your situation.
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