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There are many:

  • Range.
  • Inter [ ] Range : where the middle part may be quartile, quintile, decile or percentile. Other options are possible but less common.
  • Mean absolute deviation.
  • Mean squared deviation (variance).
  • Standard error.
  • Standard deviation.
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Q: What statistical measure tells you how to spread out the data are?
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It is a statistical measure that helps you understand the sample/population data.


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