Why are double-blind studies of medication effectiveness necessary?
a. A placebo is not a treatment.
b. If expectancies are too high, treatment might fail.
c. Physicians' expectations can influence patients' expectations.
d. Patients can't tell if a medication is real.
Answer: c.
Psychology
You might also like to view...
Allport's concept of the proprium emphasizes
a) responses to the past. b) forward movement. c) unconscious factors. d) instinctual forces.
Psychology
Mrs. Hartley asked her second graders to draw a map of the school using their memory. The students' cognitive maps will probably
A) have an accurate arrangement. B) include landmarks. C) incorporate map symbols and a key. D) depict an organized route of travel.
Psychology