Lesson 13 Questions About Data

    • Let’s ask and answer questions about data.

Warm-up Number Talk: Plus or Minus 1 or 2

Find the value of each expression mentally.

Activity 1 Can You Answer It?

Elena asked her classmates, “What is your favorite subject in school?” She showed their responses below.

Tally chart. Favorite subject in school. Reading, tally marks, 3. Math, tally marks, 9. Science, tally marks, 5. 

Han wrote questions about Elena’s data. Decide whether each question can be answered using the data representation. Be ready to explain why.

  1. How many students said math is their favorite subject?

    1. hand with thumbs up and true written underneath.
    2. hand with thumbs down and false written underneath.

  2. How many students said writing is their favorite subject?

    1. hand with thumbs up and true written underneath.
    2. hand with thumbs down and false written underneath.

  3. Who said they like reading best?

    1. hand with thumbs up and true written underneath.
    2. hand with thumbs down and false written underneath.

  4. How many students chose reading or science?

    1. hand with thumbs up and true written underneath.
    2. hand with thumbs down and false written underneath.

Activity 2 Ask Questions

Our favorite

category 1

category 2

category 3

Activity 3 Answer Questions

Now you will take turns asking and answering questions about your data. The person who goes first shows their data representation to their partner and asks a question about the data. Their partner answers the question and explains how they found the answer. Repeat with another question, then switch roles. If your partner asks you a question that can’t be answered using the data representation, explain why it can’t be answered.

Practice Problem

Problem 1

Crayons are sorted into categories based on color.

Tally Chart. Red, tallies, 7. Blue, tallies, 9. Yellow, tallies, 4.

What are 2 questions that you can ask about the crayons?