Answer the following statement(s) true (T) or false (F)
A multiple regression equation computed from a sample of 26 scores is y ?=5+8(x_1)-9(x_2). The estimated standard error of estimate is 4, and the variances of x1 and x2 are 2 and 3, respectively. If the squared correlation between x1 and x2 is .25, then the estimated standard error of b2 is .60.
Ans: F
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Critics who argue that immigrants lack the knowledge and skills to contribute to the U.S. economy fail to see some fundamental aspects of immigrant success, including which fact?
A. Most legal and illegal immigrants never succeed financially. B. Only a few immigrants come to the United States to get on welfare. C. Immigrants take away more from the U.S. economy than they contribute. D. Most immigrants eventually marry into native-born American families.
Imagine that you are a participant in Stanley Milgram's experiment on obedience to authority. As the experiment progresses, you hesitate and protest that you do not want to continue with the experiment. The experimenter will
a. end the study immediately. b. verbally order you to continue. c. present shock to the learner himself. d. force you to switch places with the learner.
The language deficits of the KE family may originate in
A. a single gene on Chromosome 7. B. multiple genes on Chromosome 7. C. a single gene on the X chromosome. D. multiple genes on the X chromosome.
A benefit of MRI over CAT scans for brain imaging is MRI
a. does not involve exposure to radiation b. is not as constricting, so people with claustrophobia fare better c. shows moving pictures of the brain’s function d. gives valuable information about brain function