Professor Brown conducted an experiment to determine if high-carbohydrate diets influence preschool children's activity levels. In this experiment, the children's diets are the ________ variable and the children's activity levels are the ________ variable
a. dependent; independent c. random; control
b. independent; dependent d. continuous; discontinuous
B
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Kristian’s parents both worked, and they pretty much left him to his own devices at home. Kristian came and went to middle school on his own, and only had to be back in time for dinner. In terms of parental relationships, teens with weaker relationships with parents are more likely to
a. save sex for marriage. b. engage in sex before age 15. c. stick with one sexual partner. d. delay sexual activity for at least 3 years.
Which of the following is not a characteristic of alcoholism?
A. addiction to alcohol B. facial flushing C. dependency on alcohol D. continued use of alcohol despite problems
The General Problem Solver is a computer program that solves problems in crypt arithmetic and logic using ______.
a. means-end analysis b. generate-and-test c. reasoning by analogy d. introspection
According to the neuroconstructivist view of brain development, ________.
A. a child's cognitive development is weakly linked to the development of the brain B. our genes determine how our brains are wired C. the brain does not have plasticity and is therefore independent of context D. biological processes and environmental conditions influence the brain's development