A placebo is:
A) a fake substance, treatment or procedure with no known direct effects.
B) the dependent variable in an experiment testing drug effects.
C) a statistical technique used to eliminate errors in measurement.
D) a drug that is supplied to the experimental groups.
Correct Answer:
Verified
Q211: In Dr. Foster's study, one group is
Q212: Researchers were interested in the effects of
Q213: In a study on the effects of
Q216: Researchers were interested in the effects of
Q218: Researchers were interested in the effects of
Q219: Random assignment refers to a procedure that:
A)ensures
Q624: The participants who are assigned to the
Q631: In an experiment testing the effect of
Q648: The purpose of using a double-blind research
Q652: In trying to make sense out of
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents