P.W. Herman wants to know whether consumption of alcoholic beverages affects peoples' bicycling abilities. He suggeststhat the alcohol itself doesn’t have any negative effects, but that people who drink alcohol expect to have their riding abilities impaired so they "act drunk." To control for the participants' expectations, P.W. gives half of his sample vodka and the other half of his sample
vodka-flavored water. P.W. is using a(n)____research method, and the vodka-flavored water is a ____.?
a. ?naturalistic observation; confounding variable
b. ?survey; confounding variable
c. ?experimental; placebo
d. ?experimental; treatment variable
ANSWER:
c
Psychology
You might also like to view...
The major force in personality psychology that asserted that people were free to choose either adaptive or self-defeating patterns was called _____
Fill in the blank with correct word
Psychology
Low-level radiation, resulting from industrial leakage or medical X-rays,
A) is only harmful when combined with other teratogens. B) can increase the risk of childhood cancer. C) rarely causes lasting damage. D) is safe during the last trimester.
Psychology