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Cogito

Grade 6 Math · Chapter 9 · Lesson 1

Practice Worksheet

What Makes a Question Statistical

A question that expects different answers.

10 problems · about 16 minutes · 6.SP.A.1

NameDate

Figure — use these to answer the problems

Each × is one student. The spread is what makes the question statistical.
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Books read last month
At 12
At 24
At 35
At 52
At 81
Figure 1

Warm-Up Review

From earlier lessons. Loosen up before the new work.

2 problems

  1. From “Finding a Missing Edge”

    Volume 72, length 6, width 3. Height?

    Answer

  2. From “Packing with Fraction Cubes”

    32 half-unit cubes. Volume in cubic units?

    Answer

Warm Up

Straightforward practice. Get the method working first.

4 problems

  1. Is "How many siblings does each child in the club have?" statistical?

    • Yes.
    • No.

  2. What makes a question statistical?

    • You expect the answers to vary.
    • It is hard to answer.

  3. Is "How tall is the tallest tree in the park?" statistical?

    • No.
    • Yes.

  4. Is "How tall are the trees in the park?" statistical?

    • Yes.
    • No.

Build It Up

The same ideas with more to keep track of.

2 problems

  1. Is "What time does school start?" statistical?

    • No.
    • Yes.

  2. Is "How long does each student take to get to school?" statistical?

    • Yes.
    • No.

Stretch Yourself

Mixed problems. Work out what kind of question it is before you start.

2 problems

  1. Which One

    Is "How many pets does each student in my class have?" statistical?

    • Yes. Answers will differ.
    • No.

  2. The Other One

    Is "How many days are in July?" statistical?

    • No. There is one answer.
    • Yes.