The null hypothesis is the statement that

a. population means are equal.
b. population means differ between groups.
c. it is the hypothesis you generally hope to prove.
d. exciting things are going on.


A

Psychology

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Angie wants to use an imagined reinforcer. What is necessary for it to be effective?

a. The image must be vivid. b. The reward must be based in reality. c. The reward must occur quickly. d. The fantasy must be related to the target behavior.

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This neurotransmitter is often disrupted in cases of schizophrenia

a) serotonin b) epinephrine c) norepinephrine d) dopamine

Psychology

Which of the following are the long term consequences to dropping out of high school?

a. depression b. unemployment c. poverty d. all of the above

Psychology

A(n) __________ approach to personality focuses on one specific culture, whereas a(n) __________ approach is cross-cultural

A) etic; emic B) etic; rational C) rational; diverse D) emic; etic E) narrow; emic

Psychology