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Hands-On

Practice making a bar graph.

Goal:

Goal:

Practice!

Goal: Use data to make bar graphs.

Let’s try making our own bar graph! You will need this graphing paper , crayons, and a pencil.

Hands-On

Make your tally chart.

Amelia collected this data. It shows the number of pets that her classmates have. Let’s use this data to fill in our tally chart.

table of 15 pets.

How many dogs do the students have? Draw your tally marks in the chart.

How many cats do the students have? Draw your tally marks in the chart.

How many rabbits do the students have? Draw your tally marks in the chart.

How many fish do the students have? Draw your tally marks in the chart.

Great work! We know the exact number of pets the students have. Let’s use this data to make a bar graph!

Table of pets and tally marks. Dog: 4. Cat: 6. Rabbit: 3. Fish: 2.

Now, let’s make the bar graph.

The title of the bar graph goes at the very top. It tells us about the information in the graph. Let’s write Pets.

Bar graph titled: Pets

The labels go on the bottom and side of the bar graph. Let’s label the bottom Types of Pets and the side Number of Pets.

Bar graph titled: Pets. X-axis: Type of Pets. Y-axis: Number of Pets.

Now, we need to write the name of each type of pet.

Bar graph titled: Pets. X-axis labeling - dog, cat, rabbit, fish

Our tally chart says that the students have 4 dogs. Use a crayon to color in 4 squares above Dog on the bar graph.

Table of pets and tally marks. Dog: 4. Cat: 6. Rabbit: 3. Fish: 2.

The students have 6 cats. Use a different crayon to color in 6 squares above Cat.

Table of pets and tally marks. Dog: 4. Cat: 6. Rabbit: 3. Fish: 2.

How many rabbits do the students have? Use a different crayon to color in the squares above Rabbit.

Table of pets and tally marks. Dog: 4. Cat: 6. Rabbit: 3. Fish: 2.

How many fish do the students have? Use a different crayon to color in the squares above Fish.

Table of pets and tally marks. Dog: 4. Cat: 6. Rabbit: 3. Fish: 2.

Great job! Your bar graph is done. Now, we can easily see the pets that Amelia’s classmates have.

Bar graph: Dog: 4. Cat: 6. Rabbit: 3. Fish: 2.

Which statement is true?

Bar graph: Dog: 4. Cat: 6. Rabbit: 3. Fish: 2.

  1. The students have 7 fish.
  2. The students have 3 dogs.

You colored 3 boxes above Rabbits on your graph.

You colored 3 boxes above Rabbits on your graph.

Yes! You colored 3 boxes above Rabbits on your graph.

Summary

Questions answered correctly:

Questions answered incorrectly:


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Using Graphs to Measure