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A statistician wishing to test a hypothesis that students score at least 75 on the...

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A statistician wishing to test a hypothesis that students score at least 75 on the final exam in an introductor statistics course decides to randomly select 20 students in the class and have them take the exam early The average score of the students on the exam was 78 The hypothesis the statistician wants to test is OA HO H 1 75 vs Ha 78 O B Ho H 75 vs Ha 78 OC Ho H 75 75 vs Ha H 75 O D Ho H 75 vs Ha 75

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