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Author Question: When performing a hypothesis test upon two dependent samples, the variable of interest is A) the ... (Read 107 times)

jayhills49

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on: Jul 25, 2018
When performing a hypothesis test upon two dependent samples, the variable of interest is
 
  A) the absolute value of the differences that exist between the matched-pair data.
  B) the data that is the same in both samples.
  C) the differences that exist between the matched-pair data.
  D) all of the combined data.

Question 2

A state highway patrol official wishes to estimate the number of legally intoxicated drivers on a certain road.
 
  a) How large a sample is needed in order to be 95 confident that the sample proportion will not differ from the true proportion by more than 2?
  b) Repeat part (a) assuming previous studies found that 75 of the drivers on this road are legally intoxicated.


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rekilledagain

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Reply #1 on: Jul 25, 2018
Answer to Question 1

C

Answer to Question 2

a) 2401
b) 1801


jayhills49

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Reply #2 on: Jul 25, 2018
Thanks


rekilledagain

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Reply #3 on: Jul 25, 2018
Welcome :)


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