Z
Score
Std Dev
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Z-Score
Z-Score Calculator
Standardize any value against a distribution.
Value x
Mean μ
Std Dev σ
Z-score
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How to use
Enter the raw value x.
Enter the mean and standard deviation.
Read z and whether it is above or below average.
Std Deviation
Confidence Interval
Percentile
Average
Sites that do this well
1. Std Deviation
toolsonline.cc
2. Omni Z-Score
omnicalculator.com
3. Confidence Interval
toolsonline.cc