The most common descriptive statistic used in causal-comparative research as a measure of spread around the mean is the

a. range.
b. standard deviation.
c. mean.
d. t test.


b

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Which theory suggests that our mental representations are in an abstract form?

a. epiphenomena b. holographic representations c. dual-code d. propositional

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The term for preexisting clusters of information that people develop about things is

a. sensations. b. memory traces. c. schemata. d. None of these

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"John has 5 marbles. Pete has 2 marbles. How many marbles do they have altogether have." This is a:

a. change problem b. compare problem c. combine problem d. control problem

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Which statement is true regarding literature conversations?

a. Literature conversations do not work well with young children (grades 1-2). b. All books intended for intermediate/middle-level readers will sustain literature conversations as long as students stay on task. c. There are no correct responses in a literature conversation and should only be viewed as dialogue among readers rather than the fulfillment of a teacher-generated agenda. d. Online discussions about books (e-mail, chat rooms, and message boards) are not considered literature conversations since participants do not meet face-to-face.

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