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A librarian at a local community college was interested in terming the average number of students that utilize the library each day. He decided to
A librarian at a local community college was interested in terming the average number of students that utilize the library each day. He decided to keep track for a month and watch the entrance to the library and took note of whenever our student entered. Would this be an observational study or controlled experiment
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Linear Algebra With Applications
Authors: W. Keith Nicholson
7th Edition
978-0070985100, 70985103
