To estimate the mean number of hours a student at a major university spent in the library, a
researcher obtained the list of students from the registrar's office, from which she can select a
random sample 200 students.This list is a _______.

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The Answer of To estimate the mean number of hours a student at a major university spent in the library, a
researcher obtained the list of students from the registrar's office, from which she can select a
random sample 200 students.This list is a _______.

To Estimate the Mean Number of Hours a Student at a Major