A measure that measures what it is supposed to measure but does not yield consistent scores is ____
a. both valid and reliable
b. neither valid nor reliable
c. valid but not reliable
d. reliable but not valid
c
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Which of the following is correct about cognitive-affective units?
A. They are basically the same for everyone. B. They are equally accessible in memory. C. How we interpret a situation depends on which cognitive-affective units are activated. D. Cognitive therapists try to reduce the number of cognitive-affective units in their clients.
Dr. Blanchard is giving a lecture about the propagation of the action potential. What would she tell the class?
A. That the process of an action potential repeats itself over and over down the length of the axon thanks to the diffusion of sodium ions. B. That the process of an action potential repeats itself over and over down the length of the axon thanks to the diffusion of potassium ions. C. The action potential moves down the length of the axon because all the sodium channels open all at once after the neuron reaches threshold. D. The action potential moves down the length of the axon because all the potassium channels open all at once after the neuron reaches threshold.
In the blocking design, the CS2 that was introduced in Conditioning Phase 2 failed to acquire a CR because it did not evoke a(n)
a. temporal contiguity.
b. appetitive stimulus.
c. reinforcer.
d. behavioral discrepancy.
e. response-reinforcer event.
Tony has been in a nursing home for one year. He has become apathetic, indifferent, and does not care about himself. What term describes Tony?
a) learned helplessness b) self-pity c) institutionalism d) neurodementia