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Here are some tips for Bar Graphs, which aligns with California state standards:
Bar Graphs
A bar graph is one way to organize data.
The bars represent the data - the longer the bar, the larger the value of the data.
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| The bars in a vertical bar graph go up. | The bars in a horizontal bar graph go across. |
Pay attention to the scale of bar graphs.
The scale tells you the value of the length of the bars.
Example: Same graphs, different scales
This graph shows that
12 students like hip hop,
8 students like classical,
7 students like rock,
and 14 students like jazz.This graph shows that
60 students like hip hop,
40 studnets like classical,
35 students like rock,
and 70 students like jazz.
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