Jessica is 24 years old, and her cousin Rachel is 16 years old. If Jessica and Rachel race up a flight of stairs, what is the likely outcome?
Jessica will win.
Rachel will win by a slight margin.
Rachel will win by a large margin.
They will tie.
Jessica will win.
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The need to feel that one is thinking and behaving in consistent ways is ____
a. probably innate—rooted in our biological nature b. probably culture-bound—important in some cultures but not in others c. probably a matter of self-presentation only; inconsistencies seem only to be troubling when others know about them d. enormously varied from one person to the next; not everyone feels this need, and—among those who do—some people feel it much more strongly than others
You are a psychiatrist who specializes in treating schizophrenia. You have a new patient named Roy, who is exhibiting several of the negative symptoms of schizophrenia but none of the positive symptoms. In fact, Roy's negative symptoms are quite severe. According to research, one would expect that ____
a. ?Roy will recover if treated b. ?Roy will have a relative lack of response to treatment c. ?treatment will eliminate negative symptoms, but then positive symptoms will emerge? d. ??treatment will be effective only if started after positive symptoms develop
Which of the following is NOT a reason that adolescents are more likely to use and abuse drugs?
a. the adolescent's belief that the risks of drug use are low b. drugs being readily available. c. drug use by their peers being viewed as acceptable d. the adolescent's brain systems that restrain risk taking being more mature than those involved in reward pleasure seeking
Which of the statement is NOT true of F distributions.
A. The exact shape of the distribution is going to be determined by two degrees of freedom. B. The F distribution is always positively skewed. C. Under a specific circumstance, the F distribution would be normal. D. There is only one F distribution for each pair of degrees of freedom.