Population & Sample Variance: Definition, Formula & Examples


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question 1 of 3

How far a set of numbers are spread out is known as:

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Find the population variance of the following data set:

11, 12, 55, 4, 17, 13, 19

2. All the members of a specified group are known as:

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About This Quiz & Worksheet

Improve your ability to calculate the population and sample variance with this quiz/worksheet combo. Topics also essential for the quiz are the types of specified groups.

Quiz & Worksheet Goals

These assessments will test your ability to:

  • Calculate sample and population variance
  • Distinguish between specified groups used in statistics
  • Identify the term for the spread of a set of numbers

Skills Practiced

This quiz/worksheet tool also helps you practice:

  • Distinguishing differences - compare and contrast topics from the lesson, such as different types of specified groups
  • Problem solving - use acquired knowledge to solve sample and population variance practice problems
  • Knowledge application - use your knowledge to answer questions about the type of statistic that describes how spread out a set of data is

Additional Learning

To learn more about population and sample variance, refer to the lesson called Population & Sample Variance: Definition, Formula & Examples. This lesson will help you:

  • Learn about how variance can be used in real life
  • Identify the steps involved in calculating variance
  • Distinguish between sample and population variance