While studying the impact of nutrition on intelligence, a researcher has one group of rats on a vitamin-rich diet while the other rat group eats Big Macs. While observing the rats run a complicated maze, the researcher notes that the vitamin-enhanced rats' maze is more brightly lit than the Big Mac rats' maze. The difference in lighting in this study is a(n)
a. confound
b. independent variable.
c. dependent variable.
d. hypothesis.
a
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The meanings derived from words or sentences are collectively known as the _____ of language
A) semantics B) proxemics C) syntatics D) pragmatics
A major drawback of Freud's theories is that:
A. they focus too much on the collective, rather than on individuals. B. they focus on female development more than male development. C. they place too much emphasis on conscious cognition. D. they are difficult to scientifically measure and test.
Who is most likely to cause a traffic accident due to their use of alcohol?
A. A 23-year-old male B. An 18-year-old female C. A 34-year-old female D. A 27-year-old male
Gynecomastia refers to the
A. incomplete development of the testicles. B. incomplete development of the penis. C. the act of masturbation by lesbian women. D. swelling or enlargement of the male breast.