After prolonged and unpredictable stressful events, cortisol levels ____ and the feedback systems that control hormone levels in the brain may become ____
a. increase; dysfunctional
b. decrease; more functional
c. increase; more functional
d. decrease; dysfunctional
d
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Even though he is only 20 days old, Cherokee appears to be very happy and vocal around other people. How would a theorist use the concept of temperament to explain his behavior?
a. A temperament theorist would argue that Cherokee is high in activity level b. A temperament theorist would argue that Cherokee is high in negative affect. c. A temperament theorist would argue that Cherokee is high in surgency/extraversion. d. Temperament theory cannot explain his behavior.
About how old will an infant be when it can perceive the same colors adults perceive?
a. 2 weeks old b. 4 months old c. 1 year old d. 6 years old
Regarding two variables of interest, a correlation will tell us only the degree of
a. causation. b. influence one variable has on the other. c. spread, or variability, between the two variables. d. relationship between the two variables.
If you learn about the world through observation and experimentation, you are relying upon:
a. a hypothesis. b. inference. c. deduction. d. empiricism.