A researcher hired 20 interviewers to conduct door-to-door interviews in a particular city.In the process of verifying the responses for one of the interviewers,the researcher found that the interviewer surveyed consecutive houses in a particular subdivision,instead of selecting every third house.What kind of error has occurred here?

Question

Quizplus · Accepted Answer

This is a selection error because the interviewer did not follow the predetermined sampling method of selecting every third house. Instead, they surveyed consecutive houses, which can lead to a biased sample.

A Researcher Hired 20 Interviewers to Conduct Door-To-Door Interviews in a Particular