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IM: 6.8.3: Representing Data Graphically (Lesson)

By Newsela Staff
Last updated 6 days ago
17 Questions
3.1: Curious about Caps

Clare collects bottle caps and keeps them in plastic containers.

Write one statistical question that someone could ask Clare about her collection. Be prepared to explain your reasoning.

3.2: Estimating Caps
  • Write down the statistical question your class is trying to answer.
  • Look at the dot plot that shows the data from your class. Write down one thing you notice and one thing you wonder about the dot plot.
  • Use the dot plot to answer the statistical question. Be prepared to explain your reasoning.
3.3: Been There, Done That!
Priya wants to know if basketball players on a men’s team and a women’s team have had prior experience in international competitions. She gathered data on the number of times the players were on a team before 2016.

Men's team: 3 0 0 0 0 1 0 0 0 0 0 0

Women's team: 2 3 3 1 0 2 0 1 1 0 3 1

Did Priya collect categorical or numerical data?

Organize the information on the Men's basketball team into this table.

Organize the information on the Women's basketball team into this table.

Make a dot plot for the Men's basketball team players.

Make a dot plot for the Women's basketball team players.

Study your dot plots. What do they tell you about the competition participation of:

a. the players on the men’s basketball team? b. the players on the women’s basketball team?

Explain why a dot plot is an appropriate representation for Priya’s data.

Combine the data for the players on the men’s and women’s teams and represent it as a single dot plot.

What can you say about the repeat participation of the basketball players?

3.4: Favorite Summer Sports
Kiran wants to know which three summer sports are most popular in his class. He surveyed his classmates on their favorite summer sport. Here are their responses:

swimming gymnastics track and field volleyball swimming swimming diving track and field gymnastics
basketball basketball volleyball
track and field track and field volleyball
gymnastics diving gymnastics
volleyball rowing track and field
track and field soccer swimming
gymnastics track and field swimming
rowing diving soccer

Did Kiran collect categorical or numerical data?

Organize the responses in a table to help him find which summer sports are most popular in his class.

Represent the information in the table as a bar graph.

How can you use the bar graph to find how many classmates Kiran surveyed?

Which three summer sports are most popular in Kiran’s class?

Use your bar graph to describe at least one observation about Kiran’s classmates’ preferred summer sports.

Could a dot plot be used to represent Kiran’s data? Explain your reasoning.