(Answered) The admissions department of university a ua claims that

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The admissions department of University A (UA) claims that the starting salaries of their MBA graduates are normally distributed with a mean of $92,000 and a standard deviation of $15,700. Similarly, the admissions department of University B (UB) claims that the starting salaries of their MBA graduates are normally distributed with a mean of $90,000 and a standard deviation of $19,500. To test these claims a random sample of 50 UA MBAs and a random sample of 60 UB MBAs are selected.

For University A, what are the mean and standard deviation of the sample mean?

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