Math Practice 101
Homework Explained - Math Practice 101

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Grade 7 McGraw Hill Glencoe - Answer Keys
Chapter 10: Statistics; Lesson 4: Compare Populations


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Guided Practice

  • Question 1 (request help)

    The double dot plot below shows the quiz scores out of 20 points for two different class periods. Compare the centers and variations of the two populations. Round to the nearest tenth. Write an inference you can draw about the two populations.
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  • Question 2 (request help)

    The double box plot shows the speeds of cars recorded on two different roads in Hamilton County. Compare the centers and variations of the two populations. On which road are the speeds greater?
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  • Question 3 (request help)

    Building on the Essential Question Marcia recorded the daily temperatures for two cities for 30 days. The two populations have similar centers, but City A has a greater variation than City B. For which city can you more accurately predict the daily temperature? Explain.
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