What occurs in a double-blind study of medication?
a. Any placebo effect can be seen as a hoax.
b. There is a higher risk of expectation effects.
c. The doctor, but not the patient, knows if the medication is a placebo.
d. Neither the patient nor the doctor knows if the medication is a placebo.
Question 2
Your friend told you that she was a member of the placebo group in a recently completed study of a new drug. What is your friend likely to have experienced?
a. She showed no improvement.
b. She received no treatment or was put on a waiting list.
c. She received a treatment specifically designed for her disorder.
d. She received a treatment not thought to be specifically effective in treating her disorder.
Model of a longitudinal study in which 983 students were surveyed in 1984 and then again in 1985, 19
Leonardo da Vinci, Study of a Woman's Head or of the Angel of the Vergine delle Rocce.
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