SOLUTION: Convert a normal distributed score of 89 with a mean of 85 and a standard deviation of 4 into a z-score. .. I forgot my calculator at home help

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Question 1078235: Convert a normal distributed score of 89 with a mean of 85 and a standard deviation of 4 into a z-score. .. I forgot my calculator at home help
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
z=(x-mean)/sd=(89-85)/4=+1