Example 8.3: pyramid plots

August 30, 2010
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(This article was first published on SAS and R, and kindly contributed to R-bloggers)

Pyramid plots are a common way to display the distribution of age groups in a human population. The percentages of people within a given age category are arranged in a barplot, often back to back. Such displays can be used distinguish males vs. females, differences between two different countries or the distribution of age at different timepoints. Aidan Kane has an example.We demonstrate how

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