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Calculate Variance from the Mean: Formula & Examples

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question 1 of 3

Which term refers to the average of all the numbers in the data set?

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1. Which term refers to a measure of how spread out the numbers in a data set are amongst each other?

2. A standard deviation shows how much _____.

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About This Quiz & Worksheet

This quiz and corresponding worksheet will help you gauge your understanding of how to calculate variance from the mean. Topics you'll need to know to pass the quiz include understanding the average of all the numbers in a data set as well as knowing the measure of how spread out numbers in a data set are amongst each other.

Quiz & Worksheet Goals

Use these assessment tools to assess your knowledge of:

  • The average of all the numbers in a data set
  • The measure of how spread out numbers in a data set are amongst each other
  • What a standard deviation shows
  • The steps involving calculating variance
  • The requirement of calculating the square root of the variance

Skills Practiced

This worksheet and quiz will let you practice the following skills:

  • Defining key concepts - ensure that you can accurately define main phrases, such as standard deviation and variance
  • Reading comprehension - ensure that you draw the most important information from the related how to calculate variance from the mean lesson
  • Interpreting information - verify that you can read information regarding how to calculate variance from the mean and interpret it correctly
  • Knowledge application - use your knowledge to answer questions about how to calculate variance from the mean

Additional Learning

To learn more about the fundamentals of calculating variance, review the corresponding lesson on Calculate Variance from the Mean: Formula & Examples. This lesson covers the following objectives:

  • Describe the idea behind standard deviation
  • Identify the average of all the numbers in a data set
  • Know the measure of how spread out numbers in a data set are amongst each other
  • Learn what a standard deviation shows
  • Appreciate the steps involving calculating variance
  • Understand the requirement of calculating the square root of the variance
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