April 2016
Beginner to intermediate
448 pages
10h 40m
English
We’ve already met many of the actors of our visual theater. Now it’s time to introduce them more formally.
In Chapter 1, we defined “chart type” as a set of standardized transformations applied to the data points in the “proto-chart.” We have complete freedom in the way we use the data points. Line segments connect points to make a line chart; rectangles connect points to the axis to make a bar chart. Whatever the result of these changes, there is a difference between seeing the chart and interpreting it. The audience may not always be able (or have the interest) to decode a new chart type and may prefer a familiar one.
We also saw in Chapter 1 that there can be significant differences in the effectiveness of two charts. ...