Math Help!!

J

junior25

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Mar 28, 2010
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Jim, a talented professor, administers an achievement test to a group of his students. The mean of the distribution of the scores is 40 and the standard deviation is 8. In this distribution, a raw score of 56 would be equivalent to a z-score of:


A. +1.0
B. +2.0
C. +8.0
D. +16.0
 
junior25 said:
Jim, a talented professor, administers an achievement test to a group of his students. The mean of the distribution of the scores is 40 and the standard deviation is 8. In this distribution, a raw score of 56 would be equivalent to a z-score of:


A. +1.0
B. +2.0
C. +8.0
D. +16.0
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Please share with us your work, indicating exactly where you are stuck - so that we may know where to begin to help you.
 
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