Of the three types of hypotheses described in the text, the ______ statistical rather than conceptual.
a. null and research hypotheses are
b. research hypothesis is
c. confound and research hypotheses are
d. null hypothesis is
Ans: D
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According to the article Spaced Out, about the architecture of living spaces, when, in an old classic study,
John Calhoun put rats in dense-living situations the rats (a) lost their appetites and began to starve (b) showed a strange pattern of fur loss, resulting in "baldy" rats (c) became aggressive and also ate their young (d) slept in huge piles, called "rat mounds"
A reaction formation is a behavioral form of ________
a. identification b. rationalization c. displacement d. denial
Due to malnutrition, a child's stomach, limbs, and face may swell with water so that the child actually appears chubby, but in fact the child is suffering from which disease?
A. kuru B. rickets C. marasmus D. kwashiorkor
A kind of sampling bias in which certain segments of society (such as White, middle-class, white-collar workers) are disproportionately represented in a study population is known as:
A) nonresponse. B) demographic bias. C) researcher bias. D) volunteer bias.