Posted by niki on Tuesday, September 27, 2011 at 7:24am.
1. On final examination in Business Law, the mean was 68 and the standard deviation was 12. Determine the standard scores of students receiving marks of 50?

statistics  Shineylou, Tuesday, September 27, 2011 at 8:08am
Are you looking for the z score?
If so,
xx bar (mean)/sd
5068 / 12
1.5
This particular datum is 1.5 sd's below the mean.

statistics  niki, Tuesday, September 27, 2011 at 10:51am
Yes i'm looking for the z score.
Thank you so much.
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