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This Variance of a Data Set interactive also includes:
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Use variable value sliders to understand variance. The interactive shows four whole numbers, their mean and deviation. Using the information, pupils find the variance of the numbers and respond to question related to the understanding of variance and its relationship to standard deviation.
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CCSS:
Adaptable
Concepts
Additional Tags
Instructional Ideas
- Show the class how to calculate the variance by hand and then by calculator
Classroom Considerations
- Requires participants to sign up for a free login account
- Displays single values on a coordinate plane, which may confuse class members
Pros
- Additional material shows the complete steps in calculating variance
- Shows the correct answer if students enter the wrong one
Cons
- None