grade 3 math representing data quiz

📚 Quick Study Guide

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• Tally Charts: A way to record data using tally marks. Each mark represents one item. Four vertical lines with a diagonal line across represents five.
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• Bar Graphs: A graph that uses bars to show data. The height of each bar represents the quantity. Make sure to label your axes!
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• Pictographs: A graph that uses pictures or symbols to represent data. Each picture represents a certain number of items. Remember to include a key!
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• Key: A pictograph must have a key. The key tells you what each picture represents. For example, one sun = 2 sunny days.
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• Interpreting Data: Look closely at the graphs and charts. What's the highest? What's the lowest? What's the difference between two categories?

Practice Quiz

1. What type of graph uses pictures to represent data?
   1. Bar Graph
   2. Tally Chart
   3. Pictograph
   4. Line Graph
2. Which of the following is used to show data using tally marks?
   1. Bar Graph
   2. Tally Chart
   3. Pictograph
   4. Pie Chart
3. A pictograph shows the number of apples sold each day. If one apple symbol represents 5 apples, and there are 3 apple symbols for Tuesday, how many apples were sold on Tuesday?
   1. 5
   2. 8
   3. 15
   4. 3
4. A bar graph shows the favorite colors of students. Blue has a bar that reaches 10, red reaches 5, and green reaches 7. Which color is the most popular?
   1. Red
   2. Green
   3. Blue
   4. They are all equally popular
5. What is the purpose of a 'key' in a pictograph?
   1. To label the axes
   2. To show what each picture represents
   3. To confuse the reader
   4. To decorate the graph
6. A tally chart shows the number of rainy days in a week. If the tally marks are: |||| ||, how many rainy days were there?
   1. 2
   2. 4
   3. 6
   4. 7
7. A bar graph shows the number of books read by students. John read 8 books, Mary read 6 books, and Peter read 4 books. How many more books did John read than Peter?
   1. 12
   2. 2
   3. 4
   4. 6