Like most characteristics of a population, WAIS-IV scores are distributed in a bell or normal curve. Which of the following is an accurate characteristic of those types of curves?

a) Scores are evenly distributed across the population.
b) Scores are clumped around the midpoint.
c) The curve resembles an "S."
d) Scores are more common at the ends of the distribution.

ANS: b

Psychology

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Young actors, models, and musicians often get involved with drugs and alcohol very quickly after rising to success. While there are many factors that contribute to this pattern, it is sometimes suggested that young stars get "mixed up" with drugs and alcohol so that they have a good "excuse" in case their career takes a turn for the worse (i.e., they can simply blame misfortunes on "partying too

much" rather than on a personal lack of talent—which would seem much more painful!). If this is true, then it would be correct to say that stars who "party too much" are often engaging in ____. a. self-regulation b. the self-reference effect c. overjustification d. self-handicapping

Psychology

The development of Nicaraguan Sign Language (NSL):

A. has demonstrated how all sign languages are basically the same. B. has demonstrated the importance of having fully formed input for language development. C. has demonstrated the importance of young children for adding complexity to a developing language. D. has demonstrated the importance of explicit instruction in language creation.

Psychology