Author Question: After participating in an experiment on the effects of alcohol on sociability, Megan could not wait ... (Read 105 times)

dollx · **on:** Jun 19, 2018

After participating in an experiment on the effects of alcohol on sociability, Megan could not wait to return to her sorority house to tell all of her sisters about it. In this situation, the researcher should be concerned with the confound of:

a. mortality.
b. regression to the mean.
c. testing.
d. diffusion of treatment.

Question 2

When subjects are lost differentially from the experimental and control groups, any observed effect may be due to:

a. mortality.
b. instrumentation.
c. diffusion of treatment.
d. history.