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This Understanding Variability When Estimating a Population Proportion lesson plan also includes:
- Understanding Variability When Estimating a Population Proportion - Teacher Version (.doc)
- Understanding Variability When Estimating a Population Proportion - Student Version (.pdf)
- Understanding Variability When Estimating a Population Proportion - Student Version (.doc)
- Grade 7 Mathematics Module 5: Full Module Teacher Materials (.pdf)
- Grade 7 Mathematics Module 5: Full Module Student Materials (.pdf)
- Grade 7 Mathematics Module 5: Full Module Copy Ready Materials (.pdf)
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Estimate the proportion in a population using sampling. The 20th installment in a series of 25 introduces how to determine proportions of categorical data within a population. Groups take random samples from a bag of cubes to determine the proportion that is a particular color. Pupils investigate sample variability in terms of the size of the sample.
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Designed
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Instructional Ideas
- Lead a discussion on the difference between numerical and categorical data
Classroom Considerations
- Prepare bags of colored cubes for each group
- The class should be able to plot and read a dot plot
Pros
- Includes sample responses to examples
- The problem set does not require data collection, so all the answers should be similar
Cons
- None