For the first few months after birth, an infant can distinguish among the speech sounds of all the world's languages.
a. true
b. false
a. true
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According to the intuitive theorist perspective, infants
a. have innate knowledge of the world and can reason about the world like adults do. b. must construct their knowledge of the world from a blank slate. c. learn what they need to know about the world by observing people around them. d. may have some innate knowledge of the world, but do not yet have the capabilities to reason about the world.
Dr. Jiminez investigates the influence of snacking on the onset of sleep in preschool children. One group of preschoolers eats a candy bar prior to bedtime, and the other group eats nothing. Time until the onset of sleep is recorded for each child. In this experiment, eating or not eating the snack is the ____ variable, and the time until the onset of sleep is the ____ variable.?
a. ?independent; dependent b. ?dependent; independent c. ?experimental; control d. ?control; experimental
Accelerated blood pressure due to time constraints is less common in cultures:
a. that follow a fluid time orientation b. that follow a fixed time orientation c. that are individualistic such as those in the U.S. compared to the Maori of New Zealand d. Such as Caucasians in North America.
Researchers using animal subjects obtain their subjects from a given supplier and usually order animals of a given strain, sex, and age. Their experimental results can be counted upon to generalize well to:
A. animals of the same species, strain, sex, and age as those obtained from the supplier. B. all animals, including human beings. C. animals of the same species and strain as those obtained from the supplier. D. all animals of the same species.