How to Calculate Z-Scores in Excel - Statology
www.statology.org › z-score-excelJan 24, 2020 · How to Calculate Z-Scores in Excel. In statistics, a z-score tells us how many standard deviations away a value is from the mean. We use the following formula to calculate a z-score: z = (X – μ) / σ. where: X is a single raw data value. μ is the mean of the dataset. σ is the standard deviation of the dataset. This tutorial explains how ...