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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Independent Practice

  • Question 1 (request help)

    Jordan randomly asked customers at two different restaurants how long they waited for a table before they were seated. The double box plot shows the results. Compare their centers and variations. Write an inference you can draw about the two populations.
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  • Question 2 (request help)

    The double dot plot shows the times, in hours, for flights of two different airlines flying out of the same airport. Compare the centers and variations of the two populations. Which airline’s flights had shorter flight times?
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Copy and Solve Write your answers for Exercise 3 on a separate piece of paper.

  • Question 3 (request help)

    Multiple Representations For a science project, Mackenzie is measuring the growth of two plants.

    a. Numbers Find the median and interquartile range for both plants.
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  • Question 3 (request help)

    b. Graphs Graph the data using a double box plot.
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  • Question 3 (request help)

    c. Words Write an inference you can draw about the two populations.
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