Dr. Jones has individuals run on a treadmill for 0, 15, or 30 minutes and then measures their self-reported mood. In this hypothetical study, the independent variable is the __________.
A. self-reported mood
B. individuals who run for 15 or 30 minutes
C. individuals who run for 0 minutes
D. number of minutes individuals run on the treadmill
Answer: D
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In ________, episodes of both depression and mania occur
a. Borderline personality disorder b. Antisocial personality disorder c. Psychotic disorder d. Bipolar disorder
Multiple regression involves finding a regression equation with more than one predictor variable
Indicate whether the statement is true or false
A drug’s strength of binding to a receptor can be determined by:
a. conducting an experiment to assess receptor efficacy. b. conducting an experiment to determine if the drug is an allosteric modulator. c. conducting a binding affinity experiment. d. conducting a ternary receptor model experiment.
Which statement about brain development in adolescence is true?
A. Adolescents recruit the prefrontal cortex's network of connections with other brain areas more effectively than adults do. B. Adolescents tend to perform better than adults on tasks requiring inhibition and future orientation. C. When peers are present, adolescents' brains are less receptive to cues associated with risk taking. D. Compared to adults, adolescents react more strongly to stressful events and experience pleasurable stimuli more intensely.