Z-Score: Definition, Formula, Calculation & Interpretation

A z-score, also known as a standard score, is a statistical measurement that indicates how many standard deviations a particular data point is away from a distribution's mean (average). It is a way to standardize and compare data points from different distributions.

Z-Score: Formula, Examples & How to Interpret It

Z-Score: Definition, Calculation and Interpretation

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Z-Score: Formula, Examples & How to Interpret It

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Z-Score: Formula, Examples & How to Interpret It

The Standard Normal Distribution