Archive for 04/22/2005

statistical graphics 101: Barcharts

Posted on 04/22/2005, 14:43, by martin, under Stat. Graphics 101.

This month’s graphics is the Barchart. The barchart is used to visualize categorical data. It is often confused with the histogram, which can only be used if the data is continuous. The following barchart shows the distribution of all passengers of the Titanic according to their classes. All passengers who survived are highlighted in red. […]

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