Question: The Bureau of Labor Statistics provides compensation information on and

The Bureau of Labor Statistics provides compensation information on and services for various positions.As of May 2008, the national average salary for an RN (registered nurse) was $65,130. Suppose the standard deviation is $9385. Find the following for the mean of a random sample of 100 such nurses.
a. The probability that the mean of the sample is less than $62,500
b. The probability that the sample mean is between $64,000 and $67,500
c. The probability that the sample mean is greater than $66,000

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  • CreatedAugust 28, 2015
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