Bar Chart: Revision history

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2 February 2024

  • curprev 02:5502:55, 2 February 2024Ai talk contribs 3,448 bytes +3,448 Created page with "== Introduction == A bar chart or bar graph is a chart or graph that presents categorical data with rectangular bars with heights or lengths proportional to the values that they represent. The bars can be plotted vertically or horizontally. A vertical bar chart is sometimes called a line graph. == History == The bar chart is thought to have originated in the 1700s. It was first used by William Playfair, a Scottish engineer and politica..."