Foreign-born population the figure shows the percent of the U.S. population that was foreign-born for selected years from 1900 through 2008.
(a) Use the figure to find the average rate of change in the percent of the U.S. population that was foreign born from 1960 to 2008. Interpret your result.
(b) From the figure, determine for which two consecutive data points the average rate of change in the percent of foreign-born was (i) closest to zero and (ii) furthest from zero.
