When creating samples for outcomes research, which of the following is not a generally accepted guideline to follow?
a. All patients are represented.
b. Heterogeneous samples are preferred.
c. Random sampling is very desirable.
d. Very large samples are needed.
ANS: C
Random sampling is generally not encouraged, as it does not allow for the researcher to influence the sample characteristics. Typical sampling criteria for outcomes research include obtaining a very large, heterogenous sample in which all patients have the likelihood of being represented.
Typical sampling criteria for outcomes research include obtaining a very large, heterogenous sample in which all patients have the likelihood of being represented.
Typical sampling criteria for outcomes research include obtaining a very large, heterogenous sample in which all patients have the likelihood of being represented.
Typical sampling criteria for outcomes research include obtaining a very large, heterogenous sample in which all patients have the likelihood of being represented.
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