Quick! Snap up the instructional activity. Scholars first use an online app to collect data on reaction times by clicking a button when the color of a box changes. They then plot and analyze the data by considering measures of center, measures of variation, and measurement error.

Concepts

data analysis, mean, median, interquartile range, mean absolute deviation, range, central tendency, data collection

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Additional Tags

math

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Instructional Ideas

• Challenge the class to come up with their own experiments to collect data
  

Classroom Considerations

• Learners need a Java-enabled computer with Internet access to perform the experiment
• Knowledge of central tendency and measures of variation is necessary
  

Pros

• Provides some discussion questions when interpreting results
• A printable student handout is available
  

Cons

• None

Common Core

7.SP.A.2 7.SP.B.4