Caffeine affects your heart rate — or does it? Learners study experimental design while conducting their own experiment. They collect heart rate data after drinking a caffeinated beverage, create a box plot, and draw conclusions. They use this analysis to prove or disprove their hypotheses.

Concepts

data analysis, statistics, box plot, box and whisker plots, experimental design

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Additional Tags

math

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Instructional Ideas

• Have each class period use a different type of soda and compare results

Classroom Considerations

• Prior knowledge should include calculating five-number summaries and constructing box plots
• Required materials include cans of cola and stopwatches

Pros

• Includes an opener that leads into the experiment
• Provides handouts to use throughout the lesson

Cons

• None

Common Core

HSS-ID.A.1 HSS-ID.A.2 HSS-ID.A.3 HSS-IC.A.1 HSS-IC.B.5 HSS-IC.B.6 MP1 MP2 MP3 MP4 MP5