The best summarizing statement about changes in intelligence over the life span, based
on the results of cross-sectional studies, is that
a. intelligence tends to increase over the life-span.
b. intelligence tends to decrease dramatically after the age of 50.
c. intelligence stays about the same over the life span.
d. females tend to show fewer changes in intelligence over the life span than do men.
e. intelligence tends to decrease dramatically after the age of 70.
b. intelligence tends to decrease dramatically after the age of 50.
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Anna points to an object and tells her two-year-old son what it is. He then points and repeats what Anna said. In the context of the social-cognitive perspective, Anna serves as a(n) _____ for her child to acquire language skills
A) incubator B) model C) shaper D) prototype
A scientific article begins with:
a. a description of the methods by which an experiment was performed. b. a description of what is already known about the phenomenon in question. c. a statement of the hypothesis being tested. d. a discussion of the results of the experiment.
The human population doubled from 1 to 2 billion between 1800 and 1930 . What led to this increase in population?
a. government-controlled farming b. globalization and shared resources c. medical advances that eliminated many diseases d. people had more children
Central processing of a persuasive message, as opposed to peripheral processing, is associated with which of the following?
A) higher levels of motivation and the ability to analyze the message B) lower personal relevance of the topic C) less time to consider the message D) lower need for cognition