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A multiple-choice test question has four possible responses. The test is taken by 40 students. The professor wants to find out whether students do know

A multiple-choice test question has four possible responses. The test is taken by 40 students. The professor wants to find out whether students do know the answer and do not simply guess the correct answer. Set up the hypotheses.

Suppose that out of 40 students, twelve give the correct answer to the question. What is your interpretation?

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