Don't use an average resource ... use this one. As a middle school assessment task, learners first determine mean, median, and mode of salaries given in a frequency table. They then investigate how a change in one value changes the measures of central tendency.

Concepts

central tendency, mean, median, mode

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Additional Tags

math

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Instructional Ideas

• Team up with a business teacher who can explain the job titles

Classroom Considerations

• Note that the task uses the term averages for mean, median, and mode; consider replacing with measures of central tendency to avoid confusion
• Learners need to be able to identify how the frequency changes the values of the measures of central tendency

Pros

• Includes a rubric for scoring
• Contains examples of scored student work for comparison

Cons

• Incorrect footer information

Common Core

6.SP.A.3 6.SP.B.5.a MP2 MP3 MP6 MP7