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October 23, 2014

October 23, 2014

Posted by **Rebecca** on Tuesday, October 30, 2007 at 4:00pm.

A. Show the sampling distribution of the mean amount of Medicare spending for a sample of fifty 2003 enrollees.

B. What is the probability the sample mean will be within +-$300 of the population means?

C. What is the probability the sample mean will be greater that $7500. If the consulting firm tells you the sample mean for the Medicare enrollees they interviewed was $7500, would you question whether they followed correct simple random sampling procedures.

- Statistics -
**tom**, Monday, November 14, 2011 at 2:29pm12

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