Z-Score: Score 95, Mean 80, SD 7
A score of 95 with mean 80 and SD 7 gives a z-score of approximately 2.14, placing it well above the average.
How to use this tool
- Enter data point (x), mean (μ) and standard deviation (σ) in the fields above.
- Results update instantly as you type — or click Calculate.
- Read your z-score and the full breakdown beneath it.
Calculate the z-score for a high-performing score of 95 in a distribution with mean 80 and standard deviation 7.
Frequently asked questions
- What does a z-score mean?
- A z-score of +1 means the value is 1 standard deviation above the mean; −2 means 2 standard deviations below. Z-scores allow comparison across different scales and distributions.