Bar Graphs - Introduction
A bar graph uses bars of different heights or lengths to show and compare data visually.
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Know it
Each bar in a bar graph represents a category, and the height (or length) of the bar shows the count or value for that category.
See the pattern
Bar graphs have two axes - one showing the categories (like fruits) and one showing the values (like number of votes).
Quick revision
Remember these!
- A bar graph uses bars to show and compare data.
- Bar height (or length) shows the value.
- Bar graphs have two axes: categories and values.
- Taller bars mean higher values.
- Bar graphs make it easy to compare data quickly.
- Bar graphs are used in newspapers and reports.
- Each bar represents one category.
- Bar graphs are a clear way to present data.