CTJan27 Online Year 4 - Bar Graphs

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Identifying the parts of a bar graph: title, labels, and scale

Questions for: Identifying the parts of a bar graph: title, labels, and scale

1

Look at the bar graph below. What is the title of the graph?

Type of Pet

Animals at the Park

Dogs

Favorite Pets of Grade 4 Students

Number of Students

2

This graph shows how many books four students read. What does the horizontal axis (the one at the bottom) tell us?

The total number of students

The names of the students

The month the books were read

The number of books read

Books Read in May

3

The bar graph shows ice cream sales. What information is on the vertical axis (the one going up the side)?

The number of scoops sold

Ice Cream Scoops Sold This Week

The day of the week

The flavors of ice cream

The most popular day

4

This graph shows the height of a plant. Look at the numbers on the vertical axis. What is the scale of this graph?

The numbers count by 5s

The numbers count by 1s

The numbers count by 10s

The numbers count by 4s

The numbers count by 2s

5

Every part of a bar graph has a job. Which part tells you the main topic of the whole graph?

The longest bar

The numbers on the side

The title

The labels on the bottom

The colors of the bars

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Labeling the horizontal and vertical axes

Questions for: Labeling the horizontal and vertical axes

6

The bar graph below shows the different types of pets owned by students in Grade 4. What is the best label for the horizontal axis (the one that goes from left to right)?

Type of Pet

Colors of Pets

Number of Pets

Students' Names

Pet Shop Names

7

This bar graph shows the favorite colors of students in a class. The horizontal axis is already labeled 'Favorite Colors'. What is the best label for the vertical axis (the one that goes up and down)?

Days of the Week

Height of Students

Favorite Colors

Types of Fruit

Number of Students

8

The graph shows the number of books read by four students in one month. Which option correctly labels both the horizontal and vertical axes?

Horizontal: Number of Books, Vertical: Student Names

Horizontal: Types of Books, Vertical: Number of Pages

Horizontal: Number of Students, Vertical: Book Titles

Horizontal: Student Names, Vertical: Number of Books

Horizontal: Months of the Year, Vertical: Favorite Subjects

9

The bar graph shows the number of goals scored by the Eagles soccer team each month. The vertical axis is labeled 'Number of Goals'. What should the horizontal axis be labeled?

Games Played

Months

Player Names

Team Names

Number of Goals

10

The title of this bar graph is 'Money Saved by Alex'. It shows how much money he saved over four weeks. What is the best label for the vertical axis?

Weeks

Items Purchased

Amount of Money Saved (in dollars)

Number of Days

Name of Student

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Choosing an appropriate scale for a bar graph

Questions for: Choosing an appropriate scale for a bar graph

11

A class recorded their favorite sports. The data collected is shown in the chart below. What is the best scale to use for the vertical axis (Number of Students) when creating a bar graph for this data?

  • Soccer: 25
  • Basketball: 30
  • Baseball: 15
  • Swimming: 20

Count by 30s

Count by 5s

Count by 10s

Count by 1s

Count by 2s

12

The number of books read by four friends last month is shown in the chart: Amy (8), Ben (4), Chloe (12), David (6). Which scale would be the most appropriate for a bar graph of this data?

Count by 4s

Count by 5s

Count by 2s

Count by 10s

Count by 1s

13

Students recorded how much money they saved in a week: Liam (75 dollars), Noah (50 dollars), Olivia (100 dollars), and Emma (25 dollars). What is the best scale to use for the y-axis of a bar graph to show this data?

Count by 100s

Count by 20s

Count by 5s

Count by 10s

Count by 25s

14

The table shows the number of visitors to a museum over five days. To make a bar graph, which of these scales would be the best choice for the number of visitors?

  • Monday: 45
  • Tuesday: 62
  • Wednesday: 55
  • Thursday: 78
  • Friday: 95

Count by 10s

Count by 5s

Count by 1s

Count by 50s

Count by 25s

15

The heights of four buildings are listed below. To create a bar graph, what is the most suitable scale for the height axis?

  • Library: 12 meters
  • School: 9 meters
  • Post Office: 15 meters
  • Fire Station: 18 meters

Count by 9s

Count by 2s

Count by 1s

Count by 3s

Count by 5s

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Creating a vertical bar graph from a data table

Questions for: Creating a vertical bar graph from a data table

16

The table shows the favorite colors of students in Grade 4. The bar graph below was created to show this data, but it has one mistake. What is wrong with the graph?

Color Number of Students
Red 8
Blue 12
Green 7
Yellow 5

The bar for Blue is too short.

The scale on the vertical axis is incorrect.

The bar for Red is too tall.

The graph is missing a title.

The labels on the horizontal axis are in the wrong order.

17

The table shows the number of books Alex read each week for a month. The bar graph correctly represents this data. Which statement is true based on the graph and the table?

Week Books Read
Week 1 4
Week 2 6
Week 3 3
Week 4 5

The total number of books Alex read is 20.

The bar for Week 4 is the shortest.

The bar for Week 2 is the tallest.

All the bars are the same height.

The bar for Week 3 is taller than the bar for Week 1.

18

A survey asked students to name their favorite fruit. The results are in the table below. When creating a vertical bar graph for this data, what is the best label for the vertical axis (the y-axis)?

Fruit Number of Students
Apple 10
Banana 15
Orange 8
Grapes 12

Favorite Colors

Types of Fruit

Fruit Survey

Days of the Week

Number of Students

19

The table shows the number of trees planted by the school's Eco Club from Monday to Friday. The bar graph is supposed to show this information, but it has an error. Identify the mistake in the graph.

Day Trees Planted
Monday 5
Tuesday 8
Wednesday 7
Thursday 10
Friday 6

The bar for Thursday is too short.

The heights of the bars for Monday and Tuesday are swapped.

The bar for Wednesday is too tall.

The label for Friday is missing from the horizontal axis.

The vertical axis is not numbered correctly.

20

The data table shows the number of different types of vehicles in a school parking lot. If you create a vertical bar graph to show this data, what value on the vertical axis would the top of the bar for 'Cars' reach?

Vehicle Type Number
Cars 20
Bikes 15
Vans 5
Trucks 10

The bar would reach the number 10.

The bar would be halfway between 10 and 20.

The bar would be the shortest on the graph.

The bar would reach the number 20.

The bar would reach the number 15.

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Creating a horizontal bar graph from a data table

Questions for: Creating a horizontal bar graph from a data table

21

The table below shows the favorite pets of students in Grade 4.

Pet Type Number of Students
Dogs $12$
Cats $8$
Fish $5$
Hamsters $3$

If you were to create a horizontal bar graph from this data, what would be the best title for the graph?

Pets in a Pet Store

Number of Students

Grade 4 Students' Names

Favorite Pets of Grade 4

Types of Pets

22

The table below shows the number of books read by four students in one month.

Student Books Read
Alex $6$
Mia $9$
Ben $4$
Chloe $7$

If you create a horizontal bar graph to show this data, how long should the bar for Mia be?

It should go up to the number $6$ on the scale.

It should go up to the number $9$ on the scale.

It should go up to the number $4$ on the scale.

It should go up to the number $7$ on the scale.

It should go up to the number $10$ on the scale.

23

A survey was taken to find out the favorite colors of students. The results are in the table.

Color Number of Students
Red $10$
Blue $15$
Green $8$
Yellow $5$

When creating a horizontal bar graph for this data, what is the best label for the horizontal axis (the one at the bottom with the numbers)?

Students' Names

Types of Paint

Number of Students

Colors of the Rainbow

Favorite Colors

24

The table shows the points scored by four teams in a basketball game.

Team Points Scored
Eagles $25$
Lions $30$
Tigers $15$
Bears $20$

What is the best scale to use for the horizontal axis (the number line) of a bar graph for this data?

Counting by 5s (e.g., $0, 5, 10, 15, ...$)

Counting by 50s (e.g., $0, 50, 100, 150, ...$)

Counting by 20s (e.g., $0, 20, 40, 60, ...$)

Counting by 1s (e.g., $0, 1, 2, 3, ...$)

Counting by 100s (e.g., $0, 100, 200, 300, ...$)

25

This data table shows the favorite after-school activities of a group of students.

Activity Number of Students
Sports $14$
Reading $9$
Video Games $11$
Art $6$

In a horizontal bar graph of this data, what would the labels on the vertical axis (the side axis) represent?

The names of the students

The number of activities

The number of students

The days of the week

The types of activities

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Reading and interpreting data on a bar graph

Questions for: Reading and interpreting data on a bar graph

26

The bar graph below shows the favorite colors of students in Grade 4. Which color is the most popular?

Purple

Blue

Yellow

Red

Green

27

The bar graph shows the number of pizzas sold at a pizzeria from Monday to Friday. How many more pizzas were sold on Friday than on Tuesday?

$15$

$20$

$35$

$5$

$45$

28

The horizontal bar graph shows the number of different types of trees in a park. What is the total number of Oak and Maple trees in the park?

$25$

$55$

$35$

$60$

$20$

29

Imagine a bar graph that shows the amount of money a family spent on different items in a week. The bar for 'Groceries' reaches 150 dollars. The bar for 'Gas' reaches 40 dollars. The bar for 'Entertainment' reaches 60 dollars, and the bar for 'Utilities' reaches 80 dollars. Which item did the family spend the least amount of money on?

Entertainment

Groceries

Utilities

Clothes

Gas

30

A bar graph shows the number of points scored by a basketball team in four quarters of a game. In the 1st quarter, they scored 18 points. In the 2nd, 24 points. In the 3rd, 18 points. In the 4th, 22 points. Which statement is true based on this data?

They scored a total of 100 points.

They scored fewer points in the 4th quarter than in the 1st quarter.

They scored the same number of points in the 1st and 3rd quarters.

They scored the fewest points in the 2nd quarter.

They scored the most points in the 1st quarter.

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Comparing data within a bar graph (e.g., "how many more")

Questions for: Comparing data within a bar graph (e.g., "how many more")

31

Look at the bar graph showing the favorite pets of Grade 4 students. How many more students chose dogs as their favorite pet than cats?

2

3

20

5

4

32

The bar graph shows the number of books read by four friends in one month. How many fewer books did Ben read than Chloe?

5

18

4

6

7

33

A bar graph at a bake sale shows the number of cupcakes sold for each flavor. There were 30 chocolate, 22 vanilla, and 15 strawberry cupcakes sold. How many more chocolate cupcakes were sold than strawberry cupcakes?

8

15

22

12

45

34

The bar graph displays the number of students enrolled in different after-school activities. How many more students are in soccer than in the art club?

25

11

7

5

9

35

A zookeeper created a bar graph to show the number of certain animals at the zoo. The graph shows 8 lions, 14 monkeys, 5 tigers, and 11 zebras. How many fewer tigers are there than monkeys?

9

8

19

3

6

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Finding the difference between the greatest and least values

Questions for: Finding the difference between the greatest and least values

36

The bar graph shows the favorite fruits of a group of students. What is the difference between the number of students who chose the most popular fruit and the number of students who chose the least popular fruit?

$7$

$5$

$20$

$15$

$10$

37

The bar graph below shows the number of books read by four students in one month. What is the difference between the highest number of books read and the lowest number of books read?

$20$

$5$

$12$

$8$

$28$

38

A bar graph shows the number of pets owned by four friends. The bars show: Dogs (9), Cats (14), Fish (4), and Birds (6). What is the difference between the greatest number of pets and the least number of pets?

$18$

$10$

$5$

$14$

$4$

39

This bar graph shows the amount of money Anna saved over four weeks. What is the difference between the most money she saved in a week and the least money she saved in a week?

20 dollars

15 dollars

10 dollars

30 dollars

40 dollars

40

A bar graph displays the points scored by players in a video game. The scores are: Player A (50 points), Player B (85 points), Player C (35 points), and Player D (60 points). Find the difference between the highest score and the lowest score.

$120$

$25$

$85$

$50$

$35$

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Solving one-step and two-step problems using bar graphs

Questions for: Solving one-step and two-step problems using bar graphs

41

The bar graph below shows the number of books read by four students in a month. How many more books did Chloe read than Ben?

7 books

8 books

23 books

4 books

15 books

42

The bar graph shows the favorite fruits of students in Grade 4. What is the total number of students who chose Apple or Banana as their favorite fruit?

4 students

44 students

14 students

10 students

24 students

43

The bar graph displays the number of different animals on a farm. How many more chickens and pigs are there combined, compared to the number of cows?

10 animals

30 animals

15 animals

50 animals

40 animals

44

A bar graph shows the favorite subjects of Grade 4 students. The bar for Math reaches 18, the bar for Science reaches 15, and the bar for English reaches 12. Which subject is the most popular, and by how many more votes did it win over the least popular subject?

English, by 6 votes

Science, by 3 votes

Math, by 3 votes

Math, by 6 votes

Math, by 30 votes

45

A bar graph shows the amount of money four friends saved in a month. Liam saved 20 dollars, Mia saved 30 dollars, Noah saved 15 dollars, and Olivia saved 25 dollars. If Mia saves the same amount for 3 months, how much will she have saved in total?

75 dollars

60 dollars

90 dollars

30 dollars

45 dollars

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Drawing conclusions from the data in a bar graph

Questions for: Drawing conclusions from the data in a bar graph

46

The bar graph below shows the favorite colors of students in a class. Which conclusion is correct based on the data?

The same number of students chose Blue and Red.

Yellow is the least popular color.

More students chose Green than Red.

Purple is not a favorite color for anyone.

Blue is the most popular color.

47

This bar graph shows the number of different types of trees in a park. Based on the graph, which statement is a reasonable conclusion?

Pine is the least common tree in the park.

There are more Oak trees than all other types of trees combined.

The park has only four types of trees.

There are exactly 10 Maple trees in the park.

Birch trees are the tallest trees in the park.

48

The bar graph shows the number of books read by four friends during the summer. Which conclusion can you draw from this graph?

Liam and Noah read the same number of books in total as Emma.

Olivia read the fewest books.

Emma read twice as many books as Noah.

All the friends read at least 5 books.

Together, Noah and Olivia read more books than Liam.

49

A class held a bake sale to raise money. The bar graph shows how much money each item made. Which statement is NOT a correct conclusion from the graph?

Muffins made the least amount of money.

Brownies made more money than muffins.

Cookies made the most money.

Cupcakes were the most popular item.

The bake sale made more than 100 dollars in total.

50

The graph shows how students get to school. Based on the data, what is the most reasonable conclusion?

The school bus is the fastest way to get to school.

More students walk to school than ride a bike.

Most students live far away from the school.

Fewer than 15 students get to school by car or bike combined.

Exactly half the students take the bus.

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Calculating the total number of data points from a graph

Questions for: Calculating the total number of data points from a graph

51

The bar graph below shows the favorite pets of a group of students. How many students were surveyed in total?

To find the total, you need to add the number of students for each pet: $8 + 10 + 5 + 3$.

$26$

$4$

$10$

$24$

$20$

52

The bar graph shows the number of books read by a class each week in a month. What is the total number of books read in the whole month?

You can find the total by adding the number of books from each week: $4 + 6 + 3 + 7$.

$24$

$7$

$10$

$18$

$20$

53

The bar graph shows the number of trees planted by different grades during a school event. How many trees were planted in total by all the grades?

To find the total, sum the number of trees planted by each grade: $10 + 15 + 12 + 20$.

$4$

$47$

$57$

$20$

$50$

54

A bar graph was made to show students' favorite ice cream flavors. The bar for 'Chocolate' reached the number 12. The 'Vanilla' bar reached 9. The 'Strawberry' bar was at 8, and the 'Mint' bar was at 5. What is the total number of students who voted?

The total number of students is the sum of votes for all flavors: $12 + 9 + 8 + 5$.

$29$

$4$

$12$

$34$

$32$

55

A student tracked their time spent on hobbies for a week and made a bar graph. The 'Reading' bar showed 5 hours. The 'Sports' bar showed 8 hours. 'Gaming' showed 6 hours, and 'Art' showed 3 hours. What is the total number of hours the student spent on these hobbies?

To find the total, you must add the hours spent on each hobby: $5 + 8 + 6 + 3$.

$19$

$22$

$13$

$8$

$25$

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