Findings of an intervention study with a convenience sample:
a. are generalizable to a wider group of patients with related problems.
b. are to be discounted because they are extremely biased.
c. provide no useful information.
d. should be replicated before being applied to a wider population.
ANS: D
Representativeness of the sample is a concern in convenience sampling, and generalizability is therefore limited.
In a convenience sample, representativeness of the sample is a concern, and generalizability is therefore limited.
Not all studies with a convenience sample are more biased than studies with other sampling methods.
Intervention studies with a convenience sample can certainly provide useful information, even though further testing might be needed to be able to apply the findings to a large population.
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