z-score
Also written: z-scores, STANDARDIZE
How many standard deviations a value is from the mean, (value − mean) ÷ SD. Beyond ±3 is usually treated as an outlier, though outliers inflate the SD and shrink z-scores.
Also written: z-scores, STANDARDIZE
How many standard deviations a value is from the mean, (value − mean) ÷ SD. Beyond ±3 is usually treated as an outlier, though outliers inflate the SD and shrink z-scores.