The city council hired three college interns to measure public support for a large parks and recreation initiative in their city. The interns mailed surveys to 500 randomly selected participants in the current public recreation program. They received 150 responses.

Which of the following is the appropriate sampling frame in this scenario?

A. All members of the community

B. The 500 people who got the survey

C. All participants in the city's recreation program

D. The participants that support the initiative

E. The 150 people that responded

C. All participants in the city's recreation program

Correct, since we are interested in all the participants in the city's recreation program

Step-by-step explanation:

Previous concepts

A sampling frame by definition is "a list of all the items in your population". Or a list of all the people that we want to study.

Taking in count this definition we can analyze one by one the possible options:

A. All members of the community

False we are interested just in all the participants in the city's recreation program

B. The 500 people who got the survey

False that represent the selected people but no represent the sampling frame, since we are interested in all the participants in the city's recreation program

C. All participants in the city's recreation program

Correct, since we are interested in all the participants in the city's recreation program

D. The participants that support the initiative

False we are not interested just in the participants that support the initiative, we want all the participants in the recreation program for the sampling frame

E. The 150 people that responded

False that represent the sample obtained not the sampling frame