Matching may justified in an experiment if
a. there is a variable that is highly correlated with the dependent variable
b. it is feasible to present a pretest before assigning subjects to conditions
c. Both a and b are true.
d. Matching is always justified.
c
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Even though more than 2.3 percent of people have IQs below the 70 cutoff, only about 1 percent of the population has an intellectual disability. The prevalence of intellectual disability is lower than the prevalence of low IQs because
a. IQ tests are not reliable. b. most forms of intellectual disability have biological causes. c. many adults with low IQs have adequate adaptive skills. d. only people younger than age 18 can be diagnosed with intellectual disability.
____ is said to occur when African-American and Latino-American children worry about their performance on intelligence tests. This worry causes anxiety, which distracts them from the test questions and negatively affects their test scores
a. Heritability b. Divergent thinking c. Stereotype vulnerability d. Stereotype prediction
As a teacher in the 1950s, Mr. Philips felt that the new immigrants that were placed in his class should learn how to "fit-in" not only in his class, but also in society
To him this meant they should refrain from speaking their native language and speak only English. This view of American society is known as the a. pluralistic society model. c. cultural assimilation model. b. multicultural education model. d. immersion education.
Frequent media multitaskers, who are accustomed to continuously shifting their attention between tasks,
A) experience greater activity in the hippocampus, which plays a vital role in explicit memory. B) experience no difficulty applying their learning to new problems. C) have a harder time filtering out irrelevant stimuli when they are not multitasking. D) have an easier time ignoring irrelevant stimuli when they are not multitasking.