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Need help with these 4 questions-- simple short responses. What is a norm group and how is it used in measurement? List and describe the measures of

Need help with these 4 questions-- simple short responses.


  1. What is a norm group and how is it used in measurement?
  2. List and describe the measures of dispersion (variability)?
  3. Which of the measures of central tendency can be used for which of Steven's Level of Measurement?
  4. List and define some types of descriptive statistics that compare an individual to a norm group (percentile ranks and Z-Scores?)

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