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This Households assessment also includes:
Use an inverse linear function to interpolate a point. Presented with the number of households over a period of year, pupils find a linear function that will be a model. Class members determine the inverse of the linear function and use it to find the year that a number of households would be expected.
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CCSS:
Designed
Concepts
Additional Tags
Instructional Ideas
- Lead a discussion on the conceptual understanding of finding an inverse
- Take care that individuals do not confuse inverse notation with negative exponents
Classroom Considerations
- The task is not about the statistical considerations of finding a line of best fit
Pros
- The task is open enough to allow for several entry points
- Includes a lengthy discussion for the teacher about the intent of the task
Cons
- None