A director of alumni affairs at a small college wants to det…
A director of alumni affairs at a small college wants to determine the linear relationship between the number of years alumni classes have been out of school and their annual contributions (in thousands of dollars). The data are shown in the table below. Find the equation of the regression line. Number of years out of school, x 1 10 5 15 3 24 30 Annual Contributions (1000s of $), y 12.5 8.7 14.6 5.2 9.9 3.1 2.7