Questions:
Linear Equations: The Median Age of First Marriage
1. The median age at first marriage for females increased from 24.5 years in 1995 to 25.1 years in 2000 (U.S. Census Bureau, www.census.gov). Let 1995 be year 5 and 2000 be year 10.
a.) Find the equation of the line through (5, 24.5) and (10, 25.1).
b.) What do x and y represent in your equation?
c.) Interpret the slope of this line.
d.) In what year will the median age be 30?
e.) Graph the equation.