Question

owners of a radio station want to obtain information on the online radio listening habits in spain. the station sends a survey out to those listeners with email addresses. which of the following sampling designs best represents the type of survey design described? a cluster sample using the cities in clusters a convenience sample from the entire country a simple random sample from the entire country a stratified sample from the entire country an online poll that invites all people from the cities and towns in the market area to participate

Explanation:

A convenience sample uses easily accessible participants. Here, the radio station surveys only listeners with email addresses they already have, which is a readily available group, fitting this sampling design. Other options involve random or structured sampling of broader groups, which does not match the described method.

Answer:

A convenience sample from the entire country