In a/an , the experimenter measures scores on two variables. In a/an , the experimenter manipulates or changes one variable and measures scores on the other
a. correlational study; research design
b. research design; experiment
c. correlational study; experiment
d. experiment; correlational study
c
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A presynaptic terminal is also known as ____.
A. an end bulb B. a node of Ranvier C. myelin D. a spine
The parts of the brain responsible for inhibiting aggression and considering the long-term consequences of behavior are mature in humans a. at puberty
b. at the age of 16, which is why we allow people to start driving at that age. c. at the age of 18, which is why legal adulthood begins at this age. d. by the mid-20s.
Your friend Helen just started working the night shift at the post office. This change in her work hours
A. will result in decreasing levels of cortisol in the body. B. may cause Helen to be at increased risk for heart disease. C. might lead to an increased probability of daydreaming. D. will result in longer hours of sleep.
Who of the following is probably a child (and not an adolescent)?
A. Jeanette, who can easily describe her thought processes B. Christine, who tends to think about things one aspect at a time C. Brandon, who entertains many possibilities before making a final decision D. Bryan, who tends to question everything, just for the sake of argument