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Lesson Plan
EngageNY

Measuring Variability for Skewed Distributions (Interquartile Range)

For Teachers 9th - 10th Standards
Should the standard deviation be used for all distributions? Pupils know that the median is a better description of the center for skewed distributions; therefore, they will need a variability measure about the median for those...
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Lesson Plan
American Statistical Association

Bear Hugs

For Teachers 6th - 8th Standards
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.