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gwizzy gwizzy
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6 years ago
Standard deviation is defined as:
 
  a. a difference score based on the lowest and highest value in the set.
  b. scores grouped so that the range in each set is standardized and equal.
  c. scores that have been standardized to have a mean of zero.
  d. the average difference between the mean and each of the scores in the set.
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MSROGERSMSROGERS
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6 years ago
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gwizzy Author
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6 years ago
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Helped a lot
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Brilliant
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