Grade 7 McGraw Hill Glencoe - Answer Keys Answer keys Chapter 10: Statistics; Lesson 3: Misleading Graphs and Statistics

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Grade 7 McGraw Hill Glencoe - Answer Keys

Chapter 10: Statistics; Lesson 3: Misleading Graphs and Statistics

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Question 14 (request help)
The bar graph shows the average number of hours each week that a group of students attend an extracurricular activity after school.

Which statement best tells why the graph may be misleading?
- The vertical scale should show days instead of hours.
- The graph does not show the number of hours each person attended.
- The intervals on the vertical scale are inconsistent.
- The graph’s title is misleading.

Question 15 (request help)
Short Response Janet kept track of the minutes she used on her cell phone for 2 months. How many more minutes did Janet use in July than June? Explain why the graph could be misleading.