Mr. Marshall hired June to collect data from a group of subjects. Neither June nor the subjects were aware of the independent variable that Mr. Marshall had manipulated. This is an example of _______

a. randomization
b. a placebo
c. double-blind control
d. experimenter bias

Answer c % correct 97 a= 2 b= 1 c= 97 d= 1 r = .20

Psychology

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In the DSM-5, which now-outdated term was replaced by the diagnosis of gender dysphoria?

a. paraphilic disorder b. homosexuality c. gender identity disorder d. sexual dysfunction

Psychology

What might make a physician suspect that the person from whom she has just drawn blood has sickle-cell disease?

a. The blood is very dark in color. b. There is an elevated level of phenylalanine in the blood. c. The blood cells are not round. d. The blood cell each contain only 45 chromosomes.

Psychology