Question

A research group is interested in gauging perceptions about health club memberships among health club members. Specifically, they wish to determine the percentage of monthly paying members in the United States that believe health club memberships are not too expensive. They listed the members of the health club located nearby in alphabetical order and took every tenth member until they succeeded in contacting 150 members. What kind of sampling method have they used? Choose the correct answer below.

A. Cluster sampling
B. Multistage sampling
C. Stratified random sampling
D. Systematic sampling

Answer 1

D. Systematic sampling

Explanation:

• Systematic sampling is a type of probability sampling method in which sample members of a large population are selected according to a random starting position and a constant, periodic interval.
• This interval, called the sample interval, is calculated by dividing the population size by the desired sample size.
• so correct option is D. Systematic sampling .