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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 column chart . A bar graph shows comparisons among discrete categories.
A graph or chart or diagram is a diagrammatical illustration of a set of data. If the graph is uploaded as an image file, it can be placed within articles just like any other image . Graphs must be accurate and convey information efficiently. They should be viewable at different computer screen resolutions.
For graph-theory diagrams and other "circles-and-arrows" pictures, Graphviz is quick and easy, and also able to make SVGs. Inkscape [ edit ] Next to being useful for post-processing (see the next section), Inkscape is a point-and-click tool that can be used to create high-quality figures.
Template:Graph:Chart is an alternative template that may produce higher-quality charts and has more functions in it. This template can be used to create a horizontal bar chart, scrolling down a page, in a format which can be parsed by text-based web browsers. The data items can be simple numbers, or the result of calculations based on template ...
Each bar chart command is followed by an equal-sign ("="), while attributes are followed by a colon (":") as in the command "Period = from:0 till:2000" which sets the vertical (y-axis) range from 0 to 2000. The timeline commands to format the graph layout are: The numbers 450 and 305 are pixel sizes of the image box.
Tornado diagrams, also called tornado plots, tornado charts or butterfly charts, are a special type of Bar chart, where the data categories are listed vertically instead of the standard horizontal presentation, and the categories are ordered so that the largest bar appears at the top of the chart, the second largest appears second from the top ...
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