Task 3
Consider the following data: (2, 1), (4, 3), (5, 5), (7, 6), (3, 18).
a. Exclude (3, 18) and draw a trend line for the rest of the data.
b. Use a graphing calculator to find the line of best fit for all of the points.
c. Which linear model does a better job predicting most of the values? Explain.