The distribution of weights for 12 month old baby girls in theUS is approximately normal with mean u = 21 pounds and standarddeviation of 2.2 pounds.
a) if a 12 month old girl weighs 23.2 pounds, approximately whatweight percentile is she in?
b) if a 12 month old girl is in the 16th percentile in weight,estimate her weight.
c) Estimate the weight of t 12 month old girl who is in the 25thpercentile by weight.
d) Estimate the weight of a 12 month old girl who is in the 75thpercentile by weight.
