Use a sample to infer a population — Review — page 1
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Use a sample to infer a population — Review — page 2
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Worksheet directions

Grade 7 • Review • Choose a strategy for each problem. Explain or check your thinking where requested.

Sample questions

  1. A random sample of 50 students finds 7 who prefer a new club. Estimate how many of 1000 students may prefer it.
  2. A random sample of 45 students finds 9 who prefer a new club. Estimate how many of 1000 students may prefer it.
  3. A random sample of 40 students finds 6 who prefer a new club. Estimate how many of 1000 students may prefer it.
  4. A random sample of 35 students finds 8 who prefer a new club. Estimate how many of 1000 students may prefer it.
  5. A random sample of 40 students finds 10 who prefer a new club. Estimate how many of 1000 students may prefer it.
  6. A random sample of 35 students finds 7 who prefer a new club. Estimate how many of 1000 students may prefer it.

See the preview for diagrams, answer spaces, and the complete layout.

Common Core connections

Source labels: 7.SP.A.1–2. Review the learning goals below to check the fit for your class.

  • 7.SP.A.1 — Understand statistics and random sampling
  • 7.SP.A.2 — Use data to draw inferences

Bring it into your lesson

Review the preview and question content above. Open the resource in Sparkclass to copy it to your Files and use it in your workspace. Check the resulting layout before sharing it with students.

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More practice for this learning goal