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This Sampling Variability lesson plan also includes:
- Sampling Variability - Teacher Version (.doc)
- Sampling Variability - Student Version (.pdf)
- Sampling Variability - 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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Work it out — find the average time clients spend at a gym. Pupils use a table of random digits to collect a sample of times fitness buffs are working out. The scholars use their random sample to calculate an estimate of the mean of the population. In the process of working the problems they realize the calculated statistic will vary.
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CCSS:
Designed
Concepts
Additional Tags
Instructional Ideas
- Spend some time with the random digit table and have the class find series of random numbers
- Use a computer statistics package to collect random samples from the population and plot the mean on a scatter plot
Classroom Considerations
- Individuals should be able to make a dot plot
- 18th segment in a 25-part series
Pros
- Includes a table of random digits to use
- The population data is organized in a table to make it easy to find specific times
Cons
- None