Practice Bar Graph in Statistics
Use these practice problems to test your method after reviewing the concept explanation and worked examples.
Quick Recap
A graph that uses rectangular bars of different heights or lengths to compare quantities across categories.
Think of bar graphs as a competition where categories show off their numbers by how tall their bars stand. The taller the bar, the bigger the number. You can instantly see the winner without doing any math!
Example 1
easyThe favourite fruits of 20 students are: Apple (7), Banana (5), Orange (4), Grape (4). Draw a bar graph and determine which fruit is most popular.
Example 2
mediumA bar graph shows book genres read by students: Fiction (12), Non-fiction (8), Mystery (10), Sci-fi (6), Biography (4). How many students were surveyed in total, and what fraction chose Mystery?
Example 3
easyA bar graph shows the number of rainy days in four months: Jan (10), Feb (7), Mar (5), Apr (8). Which month had the fewest rainy days, and how many more rainy days did January have than March?
Example 4
easyA bar graph shows votes for class captain: Maya 18, Leo 12, Sam 15, and Priya 9. How many votes were cast in total, and how many more votes did Maya receive than Priya?