If fraternal (or dizygotic) twins are more likely to be concordant for a trait than other siblings, can it be concluded that the higher concordance rate is due to the greater degree of genetic relatedness?
a. Yes.
b. Yes, but only if the siblings studied are of the same sex and age.
c. No, because the greater similarity can be attributed to environmental influence.
d. No, because fraternal twins are no more genetically alike than other siblings.
d. No, because fraternal twins are no more genetically alike than other siblings.
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Deinstitutionalization:
A) did not reduce substantially the number of people in state mental hospitals. B) was aimed at returning patients with mental disorders to their communities. C) resulted in a high level of community care being offered throughout the United States. D) provided medication to schizophrenics, but not to other mental patients.
A graph that contains data points for two variables and is constructed for the purpose of
assessing the degree of relation between the variables is called a a. bar graph. b. frequency distribution. c. scatterplot. d. regression analysis. e. frequency plot.