Concept explainers
The bar graph shows the average age at which men in the United States married for the first time from 2009 through 2013. The data are displayed as five points in a
Source: U.S. Census Bureau
a. Use the two points whose coordinates are shown by the voice balloons to find the
b. Write the equation from part (a) in slope-intercept form. Use function notation.
c. If trends shown from 2009 through 2013 continue, use the linear function to project men’s average age of first marriage in 2020.
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