AVERAGE SALARY The graph shows the average salaries for
Chapter , Problem 113(choose chapter or problem)
AVERAGE SALARY The graph shows the average salaries for senior high school principals from 1996 through 2008. (Source: Educational Research Service) (a) Use the slopes of the line segments to determine the time periods in which the average salary increased the greatest and the least. (b) Find the slope of the line segment connecting the points for the years 1996 and 2008. (c) Interpret the meaning of the slope in part (b) in the context of the problem.
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