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A professor wants to know if students of a university prefer online learning more than in-person learning. He randomly selected 1000 students from the university.

A professor wants to know if students of a university prefer online learning more than in-person learning. He randomly selected 1000 students from the university. Of the 1000 students, 310 students prefer online learning. Identify the population under consideration, the sample in this statistical study. Is this statistical study an observational study or a designed experiment?

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