Question

A television station is interested in predicting whether or not voters in its listening area are in favor of federal funding for abortions. It asks its viewers to phone in and indicate whether they are in favor of or opposed to this. Of the 2241 viewers who phoned in, 72.34% were opposed to federal funding for abortions.

Identify which of the following types of sampling techniques has been used.

Group of answer choices

Random

Cluster

Convenience

Systematic

Stratified

Answer 1

Convenience sampling referred to be a technique that comes under the category of non-probability methods as each of the sampled individuals does not get a fair chance. In this method, the researcher selects the sample as per their convenience.
In the given study, a television station is interested to know whether its voters are in favour of federal funding fin the case of abortions or not. So, to know the viewpoint of voters, the television station asks its viewers to phone in. Of the 2241 viewers who phoned in, 72.34% were opposed to federal funding for abortions.
Here, the television station selects the viewers as per their convenience.
Therefore, the sampling technique used in this study is convenience sampling.