Examlex
states that if the sample size is large enough, the sampling distribution of the mean is approximately normally distributed, regardless of the distribution of the population and that the mean of the sampling distribution will be the same as that of the population.
Standard Deviation
A measure of the amount of variation or dispersion in a set of values, indicating how much individual data points deviate from the mean.
Mean
The average of a set of numbers calculated by adding them together and dividing by the count of numbers.
Raw Score
The original, unadjusted score obtained in an assessment or measure before any transformations or standardizations are applied.
Standard Deviation
An index quantifying how much data points deviate or scatter from their average.
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