1.      a normal distribution of scores has a standard deviation of

Category: Mathematics

1.      A normal distribution of scores has a standard deviation of 10.  Find the z-scores corresponding to each of the following values:

a)         A score that is 5 points below the mean.                       

b)         A score that is 25 points above the mean.                      

 

c)         A score that is 15 points below the mean                        

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