Dr. Smalley is conducting research on a new high blood pressure drug. He assigns patients to three groups: one group gets the new drug, one receives a placebo; and the third group gets a drug that is the standard drug to treat high blood pressure. But Dr. Smalley and his patients do not know who is receiving what treatment. This is an example of a:

A. randomized Latin squares design
B. repeated measures design
C. double-blind design
D. stratified sample design


Answer: C

Psychology

You might also like to view...

The most common form of hallucinations in schizophrenia is

a. visual. b. olfactory. c. auditory. d. tactile. e. kinesthetic.

Psychology

Tolerance does not develop at the same rate for all drug effects

Indicate whether the statement is true or false

Psychology

If a Type D develops heart disease, he is __________ times as likely to have a heart attack, develop cancer, or die from any cause as a non-Type D person

a. one to five b. two to seven c. three to five d. four to seven

Psychology

__________ is a key time for identity formation

a) Infancy b) Early childhood c) Middle childhood d) Adolescence

Psychology