A political candidate has constructed a survey instrument and intends to administer it to a randomly selected sampling of respondents who are divided by geographic region, political party membership, age, gender, and ethnicity.This would be an example of a

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This survey instrument is being administered to a randomly selected sample and includes demographic factors such as geographic region, political party membership, age, gender, and ethnicity. These factors ensure that the survey is representative of the population and is conducted in a scientific manner. Therefore, it is an example of a scientific poll. The other options, such as a self-selected opinion poll or straw poll, do not involve random selection and are not as reliable or valid as a scientific poll. A census instrument would be used to collect data on a complete population, rather than a sample.

A Political Candidate Has Constructed a Survey Instrument and Intends