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The average income of right-handed adults is $54,000 with a standard deviation of $2,000. If you take random samples of 80 people, a. what is

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The average income of right-handed adults is $54,000 with a standard deviation of $2,000. If you take random samples of 80 people, a. what is the mu of the x bars? b. what is the sigma of the x bars? 0. what is the probability that an x bar will be greater than $54,500

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