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Author Question: A test to detect prostate cancer in men has a specificity of 80. This means that a. 80 of the men ... (Read 112 times)

serike

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on: Jul 24, 2018
A test to detect prostate cancer in men has a specificity of 80. This means that
 a. 80 of the men who test positive will actually have prostate cancer.
  b. 80 of the men with prostate cancer will test positive.
  c. 80 of the men who do not have prostate cancer will test negative.
  d. 80 of the men who test negative will actually not have prostate cancer.

Question 2

You plan to determine an approximate 95 confidence interval for a population proportion; you plan to use a conservative margin of error of 5. How large a sample size do you need?
 a. 100
  b. 400
  c. 2500
  d. None of the above


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millet

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

C

Answer to Question 2

B


serike

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


millet

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


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