Tuesday

October 21, 2014

October 21, 2014

Posted by **Yelena** on Tuesday, January 17, 2012 at 1:53pm.

how do i solve this

- Statistics Summary -
**PsyDAG**, Tuesday, January 17, 2012 at 8:00pmZ = (mean1 - mean2)/standard error of the mean (SEm)

SEm = SD/√n

Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability between the Z scores.

**Answer this Question**

**Related Questions**

Statistics - The daily sales at a convenience store have a mean of $1350 and a ...

Math - The daily sales at a convenience store have a mean of $1350 and a ...

stat - the average number of pushups a United States Marine does daily is 300, ...

statistics - The owner of a computer repair shop has determined that their daily...

statistics - A specific study found that the average number of doctor visits per...

statistics - A purchasing agent wants to estimate the mean daily usage of rye ...

Statistics - A large furniture store has begun a new ad campaign on local ...

statistics - the universal baking ic purhases bags of flour which vary somewhat ...

statistics - The average temperature in households is 67.6 degrees F. The ...

statistics - A study found that citizens spend on average $1950 per year on ...