A) Norms- what are they? What should you consider when comparing a client’s score with the norms?
b) Age and grade equivalent- norms and their limitations.
c) Raw score, standardized scores, and percentile scores
d) Local versus national norms
e) Correlation
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a) Norms are averages. If you take a large group of people, average scores will be seen as the norm. When comparing a clients score, you better make sure that the norm is composed of a large sample of people so that the norm has reliability and validity.
b) An age or grade equivalent is simply the median raw score for a particular age or grade level. Because the acquisition of skills measured by an instrument such as a vocabulary test occurs more rapidly during early …
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