When we speak about rank-randomization tests we are talking about ...

[B]

When we speak about rank-randomization tests we are talking about procedures that
 
  a. deal with ranks.
  b. ask how ranks would be distributed if the data were random.
  c. form the basis of many distribution-free tests.
  d. all of the above

Question 2

Which of the following is a nonparametric procedure?
 
  a. a t test.
  b. the analysis of variance.
  c. the Mann-Whitney test.
  d. Pearson's correlation coefficient (r).

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Answer to Question 1

D

Answer to Question 2

C

[B]

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