Author Question: Except in _________ research, the experimenter establishes a clear and fair agreement with research ... (Read 77 times)

silviawilliams41 · **on:** Jun 19, 2018

Except in _________ research, the experimenter establishes a clear and fair agreement with research participants prior to their participation.

a. research involving no known risks
b. deceptive
c. high-risk
d. experimental

Question 2

Which of the following is not an assumption of the Wilcoxon rank-sum test?

a. The data are ratio, interval, or ordinal in scaleall of which must be converted to ranked (ordinal) data before conducting the test.
b. The underlying distribution is not normal.
c. The observations are independent.
d. There is homogeneity of variance.