Posted by **Anonymous** on Tuesday, November 29, 2011 at 11:12pm.

I scored an 85 percent on my exam. The mean score for that quiz was -83.73 and standard deviation was -24.23 what is the z score for this exam?

- stats -
**PsyDAG**, Wednesday, November 30, 2011 at 10:26am
I assume the mean and SD are not negative.

Z = (score-mean)/SD

Insert values and solve for Z.

- stats -
**Linda**, Wednesday, November 30, 2011 at 2:07pm
I'm a little confused on how to do it and then convert it into a percentage when I do work it out it comes to a huge number. I don't know to do anything after that . I get .31295738

## Answer this Question

## Related Questions

- stats - 2. A standardized exam was provided to all 3rd graders in Arizona ...
- Stats - For a particular sample of 63 scores on a psychology exam, the following...
- Stats - For a particular sample of 63 scores on a psychology exam, the following...
- Can somehelp me with this ASAP plz?!?!?! Stats - For a particular sample of 63 ...
- Stats - For a particular sample of 63 scores on a psychology exam, the following...
- statistics - For a particular sample of 50 scores on a psychology exam, the ...
- statistic of behavioral science - for each of the following, identify the exam ...
- statistics - For a particular sample of 53 scores on a psychology exam, the ...
- statistics - For a particular sample of 63 scores on a psychology exam, the ...
- statistics - For a particular sample of 80 scores on a psychology exam, the ...