Math with Bad DrawingsCartoon Archive

Why Not to Trust Statistics: Range

July 13, 2016Original blog post

A school boasts a 'wide range' of socioeconomic backgrounds, but the histogram shows nearly every student is wealthy.

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Free for classrooms, worksheets, slides and other non-commercial use under CC BY-NC 4.0, with credit to Ben Orlin.

Cartoon by Ben Orlin, Math with Bad Drawings. https://cartoons.mathwithbaddrawings.com/2016-07-13-why-not-to-trust-statistics--range/ (CC BY-NC 4.0)
Transcript

Range: "Our students come from a wide range of socioeconomic backgrounds…"

[Histogram: number of students vs. income: a few low-income students, most clustered at high income]

Topics
Statistics › Statistical LiteracyStatistics › RangeStatistics › Distributions
Level
Middle SchoolHigh SchoolAP Statistics
Themes
Money & ShoppingWork & JobsVisual Explanations