A small sample is most appropriate when
A) small differences are anticipated between the experimental and control groups.
B) subgroup analyses are planned.
C) the population is highly heterogeneous on the variables being studied.
D) close matching of the comparison groups is possible.

Question

Quizplus · Accepted Answer

Close matching of the comparison groups is possible with a small sample, allowing for more precise comparisons between groups. This is because with a smaller sample, it's easier to ensure that the individuals in both the experimental and control groups are similar in key characteristics, reducing variability due to confounding variables.

A Small Sample Is Most Appropriate When