In an increasingly data-driven world, it is more important than ever for students as well as professionals to better understand basic statistical concepts. 100 Questions (and Answers) About Statistics addresses the essential questions that students ask about statistics in a concise and accessible way. It is perfect for instructors, students, and practitioners as a supplement to more comprehensive materials, or as a desk reference with quick answers to the most frequently asked questions.

When Should I Use a Chart, and What Type Should I Use?

When Should I Use a Chart, and What Type Should I Use?

The answer to the first question is easy—whenever a visual representation of the data you are working with will facilitate a reader’s understanding of the idea you are trying to convey. Unless a chart is filled with chart junk, containing far too many elements, almost any visual representation can enhance the presentation of data. Still, while charts are quite helpful, one needs to be judicious in their use: Not every bit of data needs to have an accompanying chart or visual representation. Nonetheless, your most important points will get across more emphatically if they are accompanied by a chart.

As to what chart to use when, here’s a brief summary of chart types, ...

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