Suppose we wanted to predict success in graduate school on the basis of undergraduate G.P.A., IQ, and professor ratings. The statistical method that would be most useful is
a. bivariate correlation.
b. Spearman's rho.
c. multiple regression.
d. factor analysis.
c
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According to James Marcia, the status of adolescents who neither explore nor commit to various identity alternatives is called __________.
A. identity diffusion B. moratorium C. identity foreclosure D. identity achievement
Which of these would be the most effective reinforcer for changing specific behaviors associated with autism?
a. a pat on the head b. the child's favorite food c. a smile and the comment "great!" d. getting to play a game with a parent
Which of the following is a true statement about the DNA of chimpanzees?
A. Chimpanzees share less than 90% of DNA sequences with humans. B. Chimpanzees express different genes in their brains than people do. C. Chimpanzees have genes that do not alter their expression patterns based on experience. D. The genes of chimpanzees cannot downregulate their activity.
Holmes and Rahe’s Social Readjustment Rating Scale is most related to which concept??
a. ?daily hassles b. ?life change units c. ?catastrophes d. ?conflicts