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Activity

Cell Phones

Curated and Reviewed by Lesson Planet
This Cell Phones activity also includes:

Calling all subscribers! Model revenue based on individual cell phone subscribers. The project-based learning activity presents a challenge to scholars from a cell phone company. Individuals model data provided to them from the company to show the revenue per subscriber over the past several years. The individuals produce a final report with the function model and make predictions using it.

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CCSS: Adaptable
Concepts
regression analysis, graphing rational functions, rational functions, graphing polynomial functions, polynomial functions, functions
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Additional Tags
math
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Instructional Ideas
  • Provide opportunities for class members to operate with functions
  • Lead a brief discussion about cost and revenue functions
Classroom Considerations
  • Pupils should be familiar with fitting functions to scatter plots
Pros
  • The activity contains two regressions that do not seem to work
  • The task outlines a process to use to arrive at a solution
Cons
  • Minor typos in the project letter