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The standard deviation of a set of data is

Economics
JAMB 2010

The standard deviation of a set of data is

  • A. always measured from the mode
  • B. the most representative of averages
  • C. always measured from the median
  • D. a measure of dispersion
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Correct Answer: Option D
Explanation

The standard deviation is a statistic that measures the dispersion of a dataset relative to its mean and is calculated as the square root of the variance. 


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