Data are often displayed in a graph or chart. These might display trends that are not as clear when just looking at data in a table. Note that the bars in a bar chart are all the same width. They do ...

A bar chart is a diagram that uses rows of horizontal or vertical bars to show information. The title tells you what the bar chart is about. The vertical and horizontal lines are called axes. The ...

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This educational film teaches viewers how to construct mathematical line graphs to solve algebraic problems. It begins by reviewing statistical graphs and then explains the relationship between ...