You can use Bar Charts on the Graphics menu to create horizontal or vertical simple bar charts, stacked bar charts, grouped bar charts, and grouped and stacked bar charts. In the "Graphics" chapter of ...

Select the first graphic, and in the Picture Format ... You can use the same techniques for bar charts, too. For example, if you're comparing the average lengths of certain breeds of snakes ...

A line graph shows how data changes over time. For example, how the volume of traffic changes over a day so you can see the busiest times. A bar chart is best for comparing groups of data.