Eighteen-month-old Zach's vocabulary consists mainly of words that are the names of objects, persons, or actions. Zach has a(n) __________ style of learning language
a. expressive c. social
b. referential d. fast mapping
b
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The correlation between two variables is defined as
a. the covariance of those variables divided by the product of their standard deviations. b. the covariance of those variables divided by the variance of X. c. the covariance of those variables divided by the variance of Y. d. the cross-product of all of the pairs of scores.
Lloyd has just had a hypnotic state induced by a hypnotherapist. If an EEG recording were taken, Lloyd's brain wave pattern would show:
a. theta waves with K-complexes b. alpha waves c. delta waves d. irregular, high-frequency brain waves
Which theory of olfaction explains that differentÂshaped "holes,"
or "pockets," exist on the surface of olfactory receptors with chemicals producing odors when part of a molecule matches a hole of the same shape? a. trichromatic b. lock-and-key c. opponent process d. gate control
Mina is ten years old and is undergoing chemotherapy. When she goes into the treatment center for her fourth treatment,
Mina experiences nausea before the treatment even begins. Her nausea had been triggered by the sight of the treatment room. In this example, the treatment room was the a. conditioned stimulus. b. unconditioned stimulus. c. conditioned response. d. unconditioned response.