Learning in neural network models occurs by
a. creating new nodes. c. changing weights of connections.
b. creating new connections. d. eliminating excess nodes.
C
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According to psychoanalytic therapies, what is the origin of psychological disorders?
a. An inconsistent reinforcement history. b. Early childhood experiences and inner conflicts. c. Inherited predispositions. d. Too much unconditional love.
Because marijuana is high in tar, it poses a danger for lung damage
Indicate whether this statement is true or false.
Public policy research shows that
A) the United States has more public policies safeguarding children than any other developed nation. B) extreme poverty is no longer a major problem among U.S. families with children. C) U.S. public policies safeguarding children and youths lag behind policies in other developed nations. D) the United States has an excellent system in place for guaranteeing high-quality child care to all citizens.
Steven conducts a factor analysis using data from 1,000 participants who completed a new self-report personality inventory assessing Big Five traits. As predicted for this measure, five clusters emerge. In reviewing the items in each cluster, Steven notices that some of the questions in the openness cluster seem to actually correspond to extroversion. Similarly, some of the questions in the neuroticism cluster ask about conscientiousness. The results of this factor analysis suggest the measure
A. may not be a valid measure of the Big Five traits. B. may not be a reliable measure of the Big Five traits. C. is a better predictor of Big Five traits than earlier measures. D. is more accurate at describing personality than the Big Five model.