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Part 16:
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Selecting a Chart |
| It is very difficult to give any sort of ground rules for deciding
whether to organise or illustrate information using a chart, or graph,
or whatever. You simply have to look at the data and, based on what you have learned in this Unit and also in previous ones, try to slot the data into one of the different types you have seen. Your choice can also depend on the purpose for which the data has been collected. In real life you know this; in an assessment question you might not. It is also the case that, in many situations, there is not just one best method of illustrating the information. Several different ways can present themselves and it becomes a matter of personal preference which you use. Here are a few points to remember about drawing charts (sometimes called data graphics) in the quest for graphical excellence. Graphical displays should
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