SOLUTION: Birth weights at a local hospital have a normal distribution with a mean of 110 oz. and a standard deviation of 15 oz. What is the proportion of infants with birth weights over 122
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Question 866393: Birth weights at a local hospital have a normal distribution with a mean of 110 oz. and a standard deviation of 15 oz. What is the proportion of infants with birth weights over 122 oz?
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
z = (122-110)/15 = .8
p(z > .8) = .21186
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