Homework Explained - Math Practice 101

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Grade 7 HMH Go Math - Answer Keys


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  • Question 17 (request help)

    What’s the Error?

    Kudrey was making a box plot. He first plotted the least and greatest data values. He then divided the distance into half, and then did this again for each half. What did Kudrey do wrong and what did his box plot look like?

  • Type below:

  H.O.T.  

  Focus on Higher Order Thinking  

  • Question 18 (request help)

    Communicating Mathematical Ideas

    A dot plot includes all of the actual data values. Does a box plot include any of the actual data values?

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  • Question 19 (request help)

    Make a Conjecture

    Sammy counted the peanuts in several packages of roasted peanuts. He found that the bags had 102, 114, 97, 85, 106, 120, 107, and 111 peanuts. Should he make a box plot or dot plot to represent the data? Explain your reasoning.

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  • Question 20 (request help)

    Represent Real-World Problems

    The salaries for the eight employees at a small company are $20,000, $20,000, $22,000, $24,000, $24,000, $29,000, $34,000 and $79,000. Make a qualitative inference about a typical salary at this company. Would an advertisement that stated that the average salary earned at the company is $31,500 be misleading? Explain.

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