On a variable-ratio schedule, reinforcement is given _______
a. for the first correct response after a specific amount of time has passed
b. for correct responses after randomly varying amounts of time have passed
c. after a specific number of responses are given
d. after a randomly varying number of responses are given
d
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Studies that have evaluated concordance rates for depressive and bipolar disorders have found
a. only unipolar disorder has a genetic component. b. the influence of genetic factors appears to be stronger for unipolar disorders than for bipolar disorders. c. the influence of genetic factors is the same for both bipolar and unipolar disorders. d. the concordance rate for identical twins is much higher than the rate for fraternal twins .
Jami practices her multiplication tables so she can get them right and earn her teacher's praise. This is an example of a(n) ________goal
a. intrinsic b. leadership c. performance d. mastery
The field of behavioral genetics studies psychological disorders such as depression, attention-deficit hyperactivity disorder, and schizophrenia
Indicate whether the statement is true or false.
The TAT and the Rorschach are ________ tests of personality.
A. objective B. self-report C. projective D. reflective