The task? Determine the how effective hospitals are at reducing the rate of hospital-acquired infections. The method? Data analysis! Using an open source software program, individuals use provided data and create scatterplots to look for patterns. They perform a regression analysis and look for strength of correlation to finish the second lesson in a series of three.

Concepts

linear regression, independent variables, dependent variables, correlation, data analysis, patterns, problem solving strategies

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Additional Tags

math

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Instructional Ideas

• Collect the same data from a local hospital to see if it fits the pattern shown in the provided data
• Create a list of commands used in the software and display them on the board or in a handout

Classroom Considerations

• Requires the R software downloaded in the first lesson of the series

Pros

• Includes a teacher notes document to help prepare for the lesson
• Provides important information about the structure of the functions in the software

Cons

• None

Common Core

HSS-ID.C.8