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If the SAT scores of students in a high school follow the normal distribution with mean = 1200 and standard deviation = 100,
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Date: solution: Given that. M = 1200 Too p (1000 < x <1400) <x - 4 1000 - 1200 loo < 1400-1200 loo o = P (-2<Z<2) = P (z <2)

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