double bar graph

US Pregnancy Rates (by age and year)

United States Pregnancy Rates (by age demographic and year)
courtesy of DeAnna Collins (dcollins at

(Slide deck includes notes and questions to elicit discourse)

Type of Graph: double bar graph

Screen Shot 2020-03-04 at 8.30.27 PM

Source: CDC website –

Potential Math Content: double line plots, predicting values for missing data, rate, ratio, understanding the y-axis

Potential Content Connections: health, pregnancy, women’s health

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