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when a data value is converted to a standardized scale representing the number of standard deviations the data value lies from the mean, we call the new value a
when a data value is converted to a standardized scale representing the number of standard deviations the data value lies from the mean, we call the new value a
The z - score formula is \(z=\frac{x - \mu}{\sigma}\), where \(x\) is the data value, \(\mu\) is the mean, and \(\sigma\) is the standard deviation. This formula standardizes the data value \(x\) by showing how many standard deviations \(x\) is from the mean \(\mu\).
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z - score