Scholars research arm span to determine who gives the best bear hugs. They use data from a national study to find the standard statistics for arm span. It includes mean, median, quartiles, spread, standard deviation, and more.

Concepts

data collection, mean, median, interquartile range, quartiles, range, standard deviation, box plot

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Additional Tags

math

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Instructional Ideas

• Discuss observational versus experimental studies
• Graph the relationship between arm span and height

Classroom Considerations

• Relies on prior knowledge of measuring using a ruler, organizing data in a table, calculating statistics, making box plots, and interpreting statistics

Pros

• Provides data tables and answer keys
• Designed for Common Core and GAISE standards

Cons

• None

Common Core

7.SP.B.3 7.SP.B.4 8.SP.A.1 MP1 MP2 MP3 MP4 MP5