Mathematics, 04.05.2021 01:00, 182075

From past experience, a professor knows that the test score of a student taking her final examination is a random variable with a mean of 75. Use the central limit theorem to solve the following. How many students would have to take the examination to ensure, with a probability of at least 0.9, that the class average would be within 5 of 75

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From past experience, a professor knows that the test score of a student taking her final examinatio...