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A high school principal wanted to know how the teachers at her school felt about early dismissal
for Homecoming. She put the names of the 114 faculty in a hat and randomly selected 30 of the
names. She gave questionnaires to those 30 people asking whether they agreed or disagreed with
the following statement: "Valuable learning time should not be sacrificed for extracurricular
social activities." The questionnaires were filled out anonymously. Her conclusion was that 80%
of the faculty were opposed to early dismissal for Homecoming. What is the biggest flaw in the
study? Confounding variables The setting may discourage honest responses The wording of the
question Selection bias Participation bias

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A high school principal wanted to know how the teachers at her school.pdf

  • 1. A high school principal wanted to know how the teachers at her school felt about early dismissal for Homecoming. She put the names of the 114 faculty in a hat and randomly selected 30 of the names. She gave questionnaires to those 30 people asking whether they agreed or disagreed with the following statement: "Valuable learning time should not be sacrificed for extracurricular social activities." The questionnaires were filled out anonymously. Her conclusion was that 80% of the faculty were opposed to early dismissal for Homecoming. What is the biggest flaw in the study? Confounding variables The setting may discourage honest responses The wording of the question Selection bias Participation bias