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02-01-2023
Mathematics

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A univerity tate that mean ECLSE core of their graduate i 1200. You do a tudy for your univerity and take a random ample of 100 tudent elected and if the ample mean i 1180. Aume that the ample tandard deviation i 100 and are approximately normally ditributed. Tet the theory that the mean ECLSE tet core i equal to 1200 at 95% ignificance level

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