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Author Question: When 10 adults are tested for high blood pressure, at least one of the results are positive. A) ... (Read 220 times)

jerry coleman

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on: Aug 2, 2018
When 10 adults are tested for high blood pressure, at least one of the results are positive.
 
  A) Nine of the adults have high blood pressure.
  B) None of the adults have high blood pressure.
  C) All of the adults have high blood pressure.

Question 2

A researcher interviews 19 work colleagues who work in his building.
 
  A) Systematic B) Convenience C) Stratified D) Random E) Cluster


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xiaomengxian

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Reply #1 on: Aug 2, 2018
Answer to Question 1

B

Answer to Question 2

B


jerry coleman

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Reply #2 on: Aug 2, 2018
Thanks


xiaomengxian

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Reply #3 on: Aug 2, 2018
Welcome :)


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