Z-Score Calculator
z_score_calculatorRead-onlyIdempotent
Scored 85 with a mean of 70 and SD of 10? That is z = 1.5, the 93.32nd percentile. Get z-scores, tail probabilities or the value for any percentile. Web page: https://calcbright.com/z-score-calculator
Input Schema
TableJSON Schema
| Name | Required | Description | Default |
|---|---|---|---|
| x | No | Raw score (x) | |
| z | No | z-score | |
| sd | No | Standard deviation (σ) | |
| pct | No | Percentile (%) Share of values below x | |
| mean | No | Mean (μ) | |
| mode | No | Calculate | z |