February 2019
Beginner to intermediate
284 pages
6h 20m
English
A linear scale was used to for the following scatter chart, which plots the populations of several countries, comparing their population in 1980 (y axis) with their population in 2015 (x axis). The data is from the United Nations (see Data/WPP2017_UNH.csv in the GitHub repository for this chapter). The median line represents the points where the population is the same. Countries that appear in the shaded area above the middle line experienced a decrease in population:

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