To find out about substance abuse among students in a local high school, a teacher recommends to the CHN that questionnaires be given to students during various school programs, but the CHN rejects this method.Which situation does the CHN think the teacher's recommendation would create?

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Quizplus · Accepted Answer

Classification bias refers to how information is collected and classified.Confounding bias results when a third factor is not considered in the relationship between an outcome and a study factor.A personal bias may occur when the investigator allows personal opinion to influence interpretation of findings.Selection bias is the correct answer.Selection bias occurs when selection procedures are not representative of the population as a whole.In this instance, the goal is to find out about substance abuse among all the students at the school.If only those students who join school programs are selected, those who do not join will not be represented in the results.

To Find Out About Substance Abuse Among Students in a Local