Jack is conducting an experimental study on healthy eating habits. One group does not receive any manipulation; Jack simply studies them as they are. Which group does this represent?
a. Control group
b. Experimental group
c. Placebo group
d. Double-blind group
a. Control group
Jack is conducting an experimental study on healthy eating habits. One group does not receive any manipulation; Jack simply studies them as they are. This represents a control group.
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Researchers have found that animals show evidence of classical conditioning if they are injected with a drug that chemically causes immunosuppression while they are simultaneously drinking an unusual-tasting liquid. In these studies, the conditioned response would be
a. the immunosuppression. b. the taste of the liquid that is used. c. the injection of the drug. d. fear of the injection process.
In general, it would be safest to say that a test
a. that is not reliable is also not valid. b. can be valid without also being reliable. c. cannot be reliable without also being valid. d. cannot be both reliable and valid.
Who, in 1917, founded the Journal of Applied Psychology??
a. ?William James b. ?G. Stanley Hall c. ?Lightner Witmer d. ?Robert Yerkes
If a woman does not deliver the placenta, __________.
A. there is nothing to worry about B. her life may be threatened C. her baby will not be healthy D. she may need to come back later after she has recovered from childbirth to have it removed.