Objects may be more linear than they appear. Scholars investigate the relationship between the number of bone mineral density scanners in the US and time. Once they take the natural logarithm of the number of scanners, a linear regression line turns out to be appropriate for the data. 

Concepts

bones, linear regression, logarithms natural, line of best fit, data analysis, technology resources

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Instructional Ideas

• Have classmates work in pairs on the worksheet

Classroom Considerations

• It is helpful if learners have experience working with linear regression on a graphing calculator
• Individuals should be familiar with natural logarithms from the associated lesson
• The fifth lesson of the seven-part series

Pros

• Provides assessment options at various stages of the lesson
• Includes instructions on how to use a graphing calculator for those unfamiliar with process

Cons

• None

Common Core

HSF-BF.B.5 HSS-ID.B.6.a