When evaluating the external validity of an association claim, which of the following is the most important issue to consider?
A)The way the sample was selected from the population
B)The size of the sample
C)The number of subgroups
D)The size of the original population

Question

Quizplus · Accepted Answer

The way the sample was selected from the population is the most important issue to consider when evaluating the external validity of an association claim. This is because the sample needs to be representative of the population in order to generalize the findings to the larger population. A biased or non-representative sample may limit the external validity of the results. The size of the sample, the number of subgroups, and the size of the original population may also be important factors to consider, but they are secondary to the representativeness of the sample.

When Evaluating the External Validity of an Association Claim, Which