can someone please help me understand how to get a z score. For example I have to find the z score for: x and y and x is 2 and y is 3
math - PsyDAG, Sunday, February 12, 2012 at 12:28pm
The Z score is the raw score in terms of standard deviations away from the mean. What are your mean and SD values?
Z = (score-mean)/SD