A key advantage of random assignment is that it makes the ______ about the same in each group.
A. individual differences of participants
B. levels of the independent variable
C. dependent variable
D. timing of a manipulation
Answer: A
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"Involved" grandparents usually __________.
A. actively engage in grandparenting and influence their grandchildren's lives B. act as supporters and buddies to their grandchildren C. complain about their grandchildren's childish behavior D. rarely visit their grandchildren
What is the adaptive role of the capacity for categorization?
a. It allows you to approach each object as if it were completely novel. b. It offers a channel for the expression and interpretation of emotions. c. It allows for sensory and motor exploration of new objects in the environment. d. It reduces the amount of information that must be processed for each instance of the category.
Convergence is more useful than accommodation because it can provide the visual system with ______.
A. more cues to determine motion parallax B. more information needed for depth perception C. the ability to focus on both near and far objects D. reliable depth information and more precise images
A discipline that crosses the boundaries of science is called a
a. Hub discipline b. Informal discipline c. Discourse discipline d. Communicative discipline