Multiple Births The following data give the number of multiple births (two or more
Chapter 9, Problem 20(choose chapter or problem)
Multiple Births The following data give the number of multiple births (two or more children) in the United States in the year 2007 of mothers aged 1545. Age of Mother No. of Births 1519 7,201 2024 25,115 2529 37,270 3034 40,444 3539 25,860 4044 6,202 Source: National Vital Statistics Reports, March 2009. (a) Find the mean age of a mother whose pregnancy resulted in multiple births in 2007. (b) Find the median age of a mother whose pregnancy resulted in multiple births in 2007.
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