Examlex
Null values can cause problems because they are ambiguous.
Z Score
A value's relationship to the mean of a series of values is depicted as being a certain number of standard deviations away from the average.
Standard Score
A statistical measure that expresses the distance of a score from the mean in units of standard deviation, also known as a z-score.
Raw Score
The original, unmodified score obtained in an assessment or measurement.
Z Score
A numeric indicator that represents how a specific value compares to the average of a data set, expressed in units of standard deviations away from the mean.
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