Grade 7 McGraw Hill Glencoe - Answer Keys Answer keys Chapter 10: Statistics; Lesson 2: Unbiased and Biased Samples

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Grade 7 McGraw Hill Glencoe - Answer Keys

Chapter 10: Statistics; Lesson 2: Unbiased and Biased Samples

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Question 5 (request help)
Persevere with Problems How could the wording of a question or the tone of voice of the interviewer affect a survey? Provide an example.
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Justify Conculsions Determine whether each statement is sometimes, always, or never true. Explain your reasoning to a classmate.

Question 9 (request help)
Find the Error Marisol wants to determine how many students plan to attend the girls’ varsity basketball game. Find her mistake and correct it.
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Question 10 (request help)
Which of the following samples will be most representative of an entire student population?
- surveying every fifth seventh-grader who enters the library
- surveying every fifth student who enters the library
- surveying every fifth student who enters the school
- surveying every fifth girl who enters the school