Birth weights in the United States are normally distributed with a mean of 3420 g and a standard deviation of 495 g.
a. What percentage of babies is born with a weight greater than 3500 g?
b. Find P10, which is the 10th percentile.
c. The Rockland Medical Center requires special treatment for babies that are less than 2450 g (unusually underweight) or more than 4390 g (unusually overweight). What is the percentage of babies who require special treatment? Under these conditions, do many babies require special treatment?