Tuesday

January 27, 2015

January 27, 2015

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

**Answer this Question**

**Related Questions**

statistics - A researcher wants to study the spending habits of customers of a ...

health care - If an enrollee uses more services thatn originally assumed per the...

Health insurance - Please check my answer thanks for the help :) If an enrollee ...

Health insurance - Please check my answer thanks :) Ifan enrollee uses more ...

Statistics - The average annual salary of employees at Wintertime Sports was $28...

Government US - Which of the following is true of social security and Medicare? ...

math - After its fastest rate of growth ever during the 1980s and 1990s, the ...

Calc - After its fastest rate of growth ever during the 1980s and 1990s, the ...

Calculus - After its fastest rate of growth ever during the 1980s and 1990s, the...

post - retire in 30 yrs. annual deposits in ira to accumulate 450,000 in 30 ...