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In the context of statistics, what does 'standard deviation' measure?

Practice Questions

Q1
In the context of statistics, what does 'standard deviation' measure?
  1. The average of a data set.
  2. The spread or dispersion of a data set.
  3. The midpoint of a data set.
  4. The maximum value in a data set.

Questions & Step-by-Step Solutions

In the context of statistics, what does 'standard deviation' measure?
  • Step 1: Understand that standard deviation is a statistic used to describe a set of numbers.
  • Step 2: Recognize that it tells us how spread out the numbers are in that set.
  • Step 3: Know that a low standard deviation means the numbers are close to the average (mean).
  • Step 4: Understand that a high standard deviation means the numbers are more spread out from the average.
  • Step 5: Remember that standard deviation helps us see how much individual data points differ from the average.
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