After Pavlov had conditioned his dogs to salivate to the bell, he repeatedly presented the bell without presenting the food. As a result, which of the following occurred?
a. stimulus generalization
b. stimulus discrimination
c. a spontaneous recovery
d. extinction
ANSWER: d
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A normal distribution has a mean of ยต = 40 with ? = 8 . If one score is randomly selected from this distribution, what is the probability that the score will be less than X = 34?
a. 0.7734 c. 0.2734 b. 0.2266 d. 0.4532
The notion that language determines the way people think and perceive the world is characteristic of:
A. Chomsky's theory of language acquisition B. overgeneralization C. the social learning approach D. the theory of linguistic relativity
Your five-year-old nephew thinks about and understands the world differently than you do. This difference illustrates:
a. cognitive development c. social development b. nature versus nurture d. accommodation
Which approach to studying intelligence uses paper-and-pencil measurements?
A) triarchic theory B) psychometric C) analytical D) componential