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2 cards from this section. Quick, good the night before a test.
What is a bar graph?
Think about how you can compare categories visually.
How is a histogram different from a bar graph?
Consider the type of data each graph is illustrating.
What does the height of a bar in a bar graph represent?
Remember the relationship between bars and their heights.
True or false: Histograms can have gaps between bars.
Think about the nature of the data.
Construct a frequency polygon based on the provided student height data and interpret the results.
Focus on the class midpoints for accurate plotting.
Analyze changes in a histogram if the intervals were modified; how does this affect interpretation?
Visualize the differences upon changing interval sizes.
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