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Author Question: In a ____ study, the drug or treatment is given to large groups of people to confirm its ... (Read 94 times)

asan beg

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on: Jun 19, 2018
In a ____ study, the drug or treatment is given to large groups of people to confirm its effectiveness, monitor side effects, compare it to commonly used treatments, and collect information that will allow the drug or treatment to be used safely.
 
  a. pilot
 b. Phase I
 c. Phase II
 d. Phase III

Question 2

Rich performed a two-tailed test for an experiment in which n=15 . He could not find his t critical values table but he remembered the tcv at df = 20 . He decided to compare his tobt to this tcv. Is he more likely to make a Type I or a Type II error in this situation?
 
  What will be an ideal response?


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allisonblackmore

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Reply #1 on: Jun 19, 2018
Answer to Question 1

d

Answer to Question 2

Rich is more likely to make a Type I error in this case. He will use a tcv that is smaller than the one he should be using and thus he might call the result significant when it is not (a false alarm).


asan beg

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Reply #2 on: Jun 19, 2018
Thank you!


allisonblackmore

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Reply #3 on: Jun 19, 2018
Happy to help


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