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Charts are generated by the usual method of selecting a data range and clicking a toolbar icon. The approach is to start minimally, but double clicking the chart opens a tabbed dialogue, giving a high level of control over all elements of the chart, which are arranged in a hierarchical, nested structure.
A readability survey actually gives the text to real people and determines how quickly they read it and how well they understood it. Using a readability formula is quick, cheap, easy, automated, and often free way to stick a number on a text. However, the results often differ significantly from the results of a readability survey.
Module:Chart creates bar and pie charts on Wikipedia without need for external tools; Many spreadsheet, drawing, and desktop publishing programs allow you to create graphs and export them as images. gnuplot can produce a wide variety of charts and graphs; see samples with source code at Commons. In Python using matplotlib
On Wikipedia, charts serve to present data in a manner that is both informative and accessible. Often, including raw data tables is not only impractical, but also contributes little to the reader's understanding. Charts should only be used when they demonstrably improve a reader's understanding of a topic. The appropriateness of a chart is up ...
For a 2-column bar chart, the 2nd column items have prefix "col2_" such as scale maximum, col2_data_max=110, and col2_data3=67 with col2_comment3=zz. See below: "Example with two data columns". Each bar chart can be formatted typically within 1/5 second.
A logarithmic chart allows only positive values to be plotted. A square root scale chart cannot show negative values. x: the x-values as a comma-separated list, for dates and time see remark in xType and yType; y or y1, y2, …: the y-values for one or several data series, respectively. For pie charts y2 denotes the radius of the corresponding ...
Width Width in pixels of the created image; the corresponding height is calculated automatically. Predefined values: 1–28 seats, 280px; 29–100 seats, 300px; over 101 seats, 350px.
Readability is extremely important for Wikipedia. As a free encyclopedia with the goal of democratizing knowledge, Wikipedia serves an extremely diverse audience with a wide range of backgrounds, preparation, interests, and goals. Even in the most technically demanding subjects, these readers include not only subject experts but also students ...