Z Score Calculator

Calculate the z-score and percentile of a value in a normal distribution.

How to Use This Calculator

  1. Enter your Value (x).
  2. Enter your Mean (u03bc).
  3. Enter your Standard Deviation (u03c3).
  4. Click Calculate to see instant results with a step-by-step breakdown.
  5. Use the Share button to copy a link with your inputs pre-filled.

⚠️ Results are for informational purposes only. Always verify important calculations with a qualified professional.

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