Professor Babbitt believes that students' scores on the final exam were very low because most of the class had the flu. He attributes the low score to what

Question

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Professor Babbitt is suggesting that the flu, which is a confounding variable, is the reason for the low scores on the final exam. A confounding variable is an extraneous variable that is not being studied but still affects the results of the study. In this case, the flu is an outside factor that could have affected the students' ability to perform well on the exam. The other options (reactivity, participant observation, and desirability bias) do not apply to this situation.

Professor Babbitt Believes That Students' Scores on the Final Exam