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Misleading Statistics

Seventh graders learn how numbers and charts can mislead — a cut-off axis that exaggerates a change, a tiny sample dressed up as “most people,” or a statistic with no source. They learn to ask who collected the data, how, and compared to what.

Grade 7Misleading Statistics50 minutes1 class periodMedia Literacy · CCSSExplicit teaching4 StandardsCCSS / NAMLE
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Lesson at a Glance

Everything you need before the bell rings

Learning Objectives

Students will be able to…

  • ✓Spot misleading charts.
  • ✓Question a sample.
  • ✓Judge a statistic.
  • ✓Read numbers critically.
Essential Question

Numbers feel like facts — but they can mislead. How do you spot a statistic or chart that’s tricking you?

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Lesson Phases
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Vocabulary Terms
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Standards Aligned
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Interactive Task
Explore · Interactive

Misleading Statistics Check

Project each item and have students answer about misleading statistics and charts.

📉 Understand misleading statisticsTry it
Answer each question about misleading statistics and charts.
The Lesson · Literacy Flow (Hook · Explore · Practice · Apply · Reflect)

50 minutes, five moves

Tap any phase to open the teacher moves and student actions.

1

Hook — Numbers Can Trick You

6 min

Numbers feel like facts, but they can mislead — how do you spot the trick?

👩‍🏫 Teacher Moves

  • Show a cut-off-axis chart.
  • Ask if it’s fair.
  • Set the goal.

🎒 Student Actions

  • Look.
  • Wonder.
  • Get ready.
2

Explore — Misleading Statistics

13 min

Students explore.

👩‍🏫 Teacher Moves

  • Send students to the Check.
  • Note cut-off axes.
  • Note small samples.

🎒 Student Actions

  • Answer.
  • Note it.
  • Note it.
3

Practice — Practice

13 min

Students practice.

👩‍🏫 Teacher Moves

  • Spot a chart trick.
  • Question a sample.
  • Explain the fix.

🎒 Student Actions

  • Spot it.
  • Question.
  • Explain.
4

Apply — Apply

12 min

Students apply.

👩‍🏫 Teacher Moves

  • Judge a real statistic.
  • Ask the key questions.
  • Share your verdict.

🎒 Student Actions

  • Judge.
  • Ask.
  • Share.
5

Reflect — Reflect

6 min

Students close.

👩‍🏫 Teacher Moves

  • Name a chart trick.
  • Name a sample problem.
  • Complete the exit ticket.

🎒 Student Actions

  • Name it.
  • Name it.
  • Complete the exit ticket.
Standards Alignment

Built to the standards you report on

Aligned to the Common Core ELA Standards (informational literacy) & NAMLE media-literacy competencies.

CCSS
RI.7.7

Compare info in different media.

CCSS
RI.7.8

Evaluate evidence.

NAMLE
Evaluate

Judge quantitative claims.

CCSS
RI.7.1

Cite evidence for analysis.

Differentiation

One lesson, every learner

Multilingual Learners

ELL / EMERGING READERS
  • Chart examples.
  • Sentence frame: “This chart hides ___.”
  • Use examples.

Support & Access

IEP / 504
  • Start with a cut-off axis.
  • Use one example.
  • Discuss one idea.

Stretch & Extend

GIFTED / EARLY FINISHERS
  • Fix a misleading chart.
  • Find a weak sample.
  • Explain a statistic’s source.
Materials

What to gather

  • 📽️Screen / board
  • 📉Chart examples
  • 💻Misleading Statistics Check
  • 📊Sample data
  • ✏️Notebooks
  • 🎫Exit-ticket slips
Vocabulary

Key terms — hover for a quick definition

statistica number about datacharta visual of datascalethe axis numberssamplewho was measuredaveragea middle valuemisleadingtricking youpercentagea part per hundredsourcewhere data came from
Evaluate

Exit Ticket

Preview the three formative checks. Tap “Sample answer” to see what mastery looks like — hide them before you print for students.

QUESTION 1
How can a chart mislead you?
By starting the scale above zero to exaggerate a change.
QUESTION 2
Why is “90% of 10 doctors” a weak statistic?
The sample was too small to trust.
QUESTION 3
What should you ask about a statistic?
Who collected it, how, and compared to what.

Reflect: misleading statistics.

Have students explain one way a chart or statistic can mislead a reader. A printable statistics sheet is in the ELA library.

Study · Flashcards

Study the key terms

Tap a card to flip it, then rate whether you knew it. Built from this lesson’s vocabulary.

🃏 Misleading StatisticsFlip
Card 1
Term
Tap to flip →
Meaning
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Practice · Quiz

Check your understanding

A quick self-check with instant feedback, drawn from this lesson’s key terms.

📝 Misleading StatisticsQuiz
Score: 0
1 / 6
Question 1
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Practice · Worksheet

Printable worksheet

A print-and-go review sheet with a built-in answer key. Tap “Show answer key” to reveal answers, or print the clean version for students.

🖨️ Misleading StatisticsPrint
Name: ________________________
Date: ____________

Part A · Write the word that matches each meaning

Word bank: average, chart, misleading, percentage, sample, scale, source, statistic
  1. tricking you
  2. the axis numbers
  3. a visual of data
  4. who was measured
  5. a middle value
  6. a number about data
  7. a part per hundred
  8. where data came from

Part B · Show what you learned

  1. How can a chart mislead you?
  2. Why is “90% of 10 doctors” a weak statistic?
  3. What should you ask about a statistic?
Answer key — Part A: 1) misleading · 2) scale · 3) chart · 4) sample · 5) average · 6) statistic · 7) percentage · 8) source
Part B: 1) By starting the scale above zero to exaggerate a change. 2) The sample was too small to trust. 3) Who collected it, how, and compared to what.