If we were doing a study in which we wanted to apply the findings to the whole population of the United States, it would be necessary to
A) Draw a nonrandom sample from the entire U.S.A.
B) Take a random sample from the entire U.S.A.
C) Use only participants from our local area.
D) Use a nonstratified local sample.
Question 2
Participant attrition in a study on self-esteem in male sociopaths versus normal males would affect generalizability because
A) The participants who dropped out may be different in some critical way than those who remained in the study.
B) It would call into question the diagnostic category of sociopathy.
C) There would not be a large enough sample size.
D) The results could only be generalized to the population of male sociopaths and not to all males.
The mark-recapture technique is often used to estimate population size.
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CYP2D6 pharmacogenetic profile in a Swedish population
A graphic depiction of predisposing alleles characteristic of a threshold trait within a population,