The dean of the school of business wants the proportion of A grades given out by his
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The dean of the school of business wants the proportion of A grades given out by his faculty members to be around 10 %. He randomly surveys 2,000 students in 50 classes and finds that of the 2,000 grades given, 198 were A. Can he reject the null hypothesis that the proportion of A grades is about 10 %? Do a 10 % test.
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Related Book For 
Statistics For Business And Financial Economics
ISBN: 9781461458975
3rd Edition
Authors: Cheng Few Lee , John C Lee , Alice C Lee
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