Find the equation `y = β_0 + β_1x` of the least-squares line that best fits the data points (-2, 0), (-1, 0), (0, 2,),(1, 4),(2, 4), assuming that the first and last data points are less reliable. Weight them half as much as the three interior points.
Find the equation `y = β_0 + β_1x` of the least-squares line that best fits the data points (-2, 0), (-1, 0), (0, 2,),(1, 4),(2, 4), assumi...