What does a standard score or z score measure?
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-- is the standard deviation of the population. The absolute value of z represents the distance between the raw score and the population mean in units of the standard deviation. z is negative when the raw score is below the mean, positive when above. ... It measures the sigma distance of actual data from the average.
2023-06-19 11:09:50
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Ethan Campbell
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-- is the standard deviation of the population. The absolute value of z represents the distance between the raw score and the population mean in units of the standard deviation. z is negative when the raw score is below the mean, positive when above. ... It measures the sigma distance of actual data from the average.