Final answer:
Bar graphs are visual representations using horizontal bars to compare and contrast data values.
Explanation:
Bar graphs are a two-dimensional graphic that uses horizontal bars to compare and contrast subjects. They are useful for showing the differences between quantities, such as population demographics or math ability in different grades. The data value is represented by the height of a column, and bar graphs can compare size, quantity, rates, distances, and other quantitative categories.
Learn more about Bar graphs here:
https://brainly.com/question/37850026
