One common way to determine how much of a trait is due to genetic influence is to compare ________.
A. animals and birds
B. girls and boys
C. parents of twins with parents of triplets
D. identical twin pairs to fraternal twin pairs
Answer: D
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For a t test with one sample we
a. lose one degree of freedom because we have a sample. b. lose one degree of freedom because we estimate the population mean. c. lose two degrees of freedom because of the mean and the standard deviation. d. have N degrees of freedom.
Several states have passed laws that allow psychologists to prescribe drugs to treat mental disorders. What requirements do these laws make?
A. The psychologist must have a PhD. B. The psychologist must have received advanced medical training. C. The psychologist must have an MD degree. D. The psychologist can only prescribe drugs for treating anxiety disorders.
Whereas phrenology claimed to precisely localize faculties in the brain, ______ argued that virtually no functions were precisely localized.
A. Gall B. Lashley C. Spurzheim D. Broca
Which observation setting will provide the most representative sample of the target behavior?
a. analogue setting b. manipulated setting c. natural setting d. controlled setting