A university bookstore is facing significant competition from another bookstore and they are considering targeting a specific class in order to retain business. The bookstore randomly sampled 150 first-year students and 175 second-year students. They found that 46% of the first year students and 40% of second year students choose their textbook at the university bookstore. Test if there is a significant different proportions of first year and second year students who purchase entirely at the bookstore ? (Tab. value = + or – 1.96)
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