For example, some graph designers label the bars in bar graphs with data labels rather than including a scale. When I see a graph without a scale I take out my ruler and measure the heights of the ...

This post offers reasons for using logarithmic scales, also called log scales, on charts and graphs. It explains when logarithmic graphs with base 2 are preferred to logarithmic graphs with base 10.

A bar chart is best for comparing groups of data. For example, which modes of sustainable transport are most commonly used in a day. Here each bar represents a different mode: bus, tram, electric ...

The output requires a 3-D vertical bar chart to show the drill-down chart. The output also requires three pie charts to show the state sales figures for each region. drivers: The drill-down chart is a ...

Each bar in the bar chart requires a link to the corresponding region's pie chart. Because the example will reference all three pie charts in a single HTML file, the links need anchor names to locate ...

Bar graphs are designed to show categorized data. But they are often used for other types of data, partly because they are easier to make using Microsoft Excel than are other kinds of charts ...