Formatting a Chart Title
By default, a chart with more than one series is created without any title, as shown in the
upper-right chart in Figure 2.4.
To add a title, you use the Chart Title drop-down on the Layout tab. Your choices are a
centered overlay title or a title above the chart. When you add the title above the chart,
Excel has to shrink the plot area to make room for the title (see the lower-right chart in
Figure 2.4). If your title fits, using a centered overlay title leaves more space for the title,
but there is the chance that the words in your title and the points plotted in the series will
collide, as they do in the chart shown on the ...