Concept explainers
Growth of a baby. The median weights of babies at age t months are graphed below.
(Source; Developed by the National Center for Health Statistics in collaboration with the national Center for Chronic Disease Prevention and Health promotion, 2000; checked in 2004,)
Use the graph of girls’ median weight to estimate;
a) The average growth rate of a girl during her first 12 months. (Your answer should be in pounds per month.)
b) The average growth rate of a girl during her second 12 month.
c) The average growth rate of a girl during her first 24 months.
d) Based on your answers in parts (a)-(c) and the graph, estimate the growth rate of a typical 12-month-old girl, and explain how you arrived at this figure.
e) In What-three-month period does a baby girl grow fastest?
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Calculus and Its Applications (11th Edition)
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