Hello I know once an instrument has been standardized, norms are established. They provide the mean and
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Hello I know once an instrument has been standardized, norms are established. They provide the mean and standard deviation for that distribution. A z-distribution with a mean of 0 and a standard deviation of 1 is probably the most well-known and widely used. What are some other distributions the scoring system, the mean, and the standard deviation?
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