Your text reveals that if one identical twin is gay, there is almost a 50 percent chance that the other identical twin will also be gay. On the other hand, if a fraternal twin is schizophrenic, there is only about a 20 percent chance the other fraternal twin will be schizophrenic. The measure of likelihood that twins will share this mental illness in common is called a(n)
a. concordance rate.
b. correlation coefficient.
c. dominant trait.
d. heritability factor.
a
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Psychologists conduct research in
a. any area of psychology b. only in areas for which they are licensed c. only in areas in which they have done an internship d. only in areas for which they have the appropriate experience
Compared to their peers with more economic advantages, poor children and adolescents experience all of the following EXCEPT
A. they watch more television and have less access to books and computers. B. their homes are more crowded and noisy. C. their homes are more violent and chaotic. D. their parents monitor their school activities more closely.
According to the text, the two defining characteristics of experimental research are:
A. manipulating an independent variable and controlling extraneous variables. B. measuring two or more variables and determining whether they covary. C. randomly assigning subjects to conditions and manipulating an independent variable. D. None of the answers is correct.
Regarding employees who show organizational citizenship, which of the following statements is FALSE?
a. They contribute to the success of the company in a number of different ways. b. They display "good sportsmanship" in the work setting. c. They tend to be regarded as troublemakers by their fellow employees. d. They keep themselves informed about what is going on in the company.