An investigator who wishes to study the attitudes of people in Illinois identifies 1,000 people in Illinois, taking care that the percentages of male and female, black and white, young and old are the same in the sample as in the total population of the state. What kind of sample is the investigator trying to obtain?

Question

Quizplus · Accepted Answer

The investigator is trying to obtain a representative sample, as they want the sample characteristics to be the same as the total population of the state. This helps ensure that the sample is a good representation of the population and can lead to more accurate conclusions.

An Investigator Who Wishes to Study the Attitudes of People