Posted by Jennifer on Saturday, October 15, 2011 at 12:23pm.
A Math test has a mean of 51 and standard deviation of 5.0. Find the corresponding z scores for:
I. a test score of 64
II. a test score of 47

Stats  PsyDAG, Saturday, October 15, 2011 at 12:54pm
Z = (scoremean)/SD
Insert the values and calculate. 
Stats  Jennifer, Saturday, October 15, 2011 at 3:06pm
Z = 6451/5.0 = 13/5.0 = 2.6
Z = 4751/5.0 = 4/5.0 = 0.8
Is this correct? 
Stats  PsyDAG, Sunday, October 16, 2011 at 11:18pm
You got it!

Stats  Jennifer, Sunday, October 16, 2011 at 11:54pm
yay!! thank u!!