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The average teacher's salary in Connecticut is $57,337. Suppose that the distribution of salaries is normal with a standard deviation of $7500. a) What is

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The average teacher's salary in Connecticut is $57,337. Suppose that the distribution of salaries is normal with a standard deviation of $7500. a) What is the probability that a randomly selected teacher makes less than $52,000 per year? Z p (2) = b) If we sample 100 teachers' salaries, what is the probability that the sample mean is less than $56,000? Z pa =

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