Comparing Estimated Probabilities to Probabilities Predicted by a Model

Small groups devise a plan to find the bag that contains the larger percentage of blue chips. they then institute their plans and compare results to the actual quantities in the bags. 

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CCSS: Designed
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Instructional Ideas
  • Increase the difficulty by including a third bag into the scenario
  • Lead a discussion on how individuals might be able to determine the ratio of blue to red chips in the bag without looking
Classroom Considerations
  • The class should understand the concept of long-run experimental probabilities
  • Requires bags with red and blue chips
  • Ninth portion of a 25-part unit
Pros
  • Requires groups to get approval of their plan
  • Provides a general description of answers where answers might vary
Cons
  • None