Tuesday

March 3, 2015

March 3, 2015

Posted by **Kelly** on Tuesday, June 7, 2011 at 11:37am.

- Statistics -
**MathGuru**, Tuesday, June 7, 2011 at 8:20pmUsing the z-test formula to find the test statistic:

z = (sample mean - population mean)/(standard deviation divided by the square root of the sample size)

z = (46500 - 47000)/(5500/√30)

z = ?

Finish the calculation.

**Answer this Question**

**Related Questions**

statistics - Employees in a large computer firm claim that the mean salary of ...

statistics - Employees in a large computer firm claim that the mean salary of ...

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

statistics - In a certain region, the mean annual salary for plumbers is $51,000...

statistic - For a given month, a random sample of 30 sales girls from a ...

programming concepts - Input a list of employee names and salaries stored in ...

statistics - A management consultant has analysed a random sample of 40 large ...

statistics - the mean annual salary for employees at a company is 36,000. at the...

12th grade - Firm A offer 40,000 salary with $2,000 increase evey year. FIRM B ...

statistics - The distribution of weekly salaries at a large company is right ...