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Author Question: Suppose a recent study of 1,000 teenagers in the U.S. found that 33 of them do babysitting to earn ... (Read 42 times)

tsand2

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on: Jul 24, 2018
Suppose a recent study of 1,000 teenagers in the U.S. found that 33 of them do babysitting to earn extra money. Which of the following describes the population for this example?
 a. All teenagers in the U.S.
  b. The 1,000 teenagers who participated in the study.
  c. All teenagers in the U.S. who do babysitting for extra money.
  d. The 33 of teenagers who do babysitting to earn extra money.

Question 2

Suppose researchers who conduct a vitamin study conclude in an evening news sound byte that Daily vitamin use is good for everyone.. You get a copy of the study they referred to, and find that the participants were all healthy young males who exercised regularly. Explain why the headline is misleading from a statistical standpoint.


reversalruiz

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Reply #1 on: Jul 24, 2018
Answer to Question 1

A

Answer to Question 2

THE CONCLUSION IN THE HEADLINE SHOULD NOT REFER TO EVERYONE. THE RESULTS ONLY APPLY TO HEALTHY YOUNG MALES WHO EXERCISE REGULARLY.


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tsand2

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Reply #2 on: Jul 24, 2018
Both answers were spot on, thank you once again


reversalruiz

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Reply #3 on: Jul 24, 2018
Great! Please up vote :D


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