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[Step-by-Step] Teachers’ Salaries. The average teacher’s salary in North Dakota is $29, 863. Assume a normal distribution with σ =$5100. What is the

Question: Teachers’ Salaries. The average teacher’s salary in North Dakota is $29, 863. Assume a normal distribution with $\sigma $ =$5100.

What is the probability that a randomly selected teacher’s salary is greater than $40,000?
What is the probability that the mean for a sample of 80 teachers’ salaries is greater than $30 000?

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[Step-by-Step] Teachers’ Salaries. The average teacher’s salary in North Dakota is $29, 863. Assume a normal distribution with σ =$5100. What is the

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