We can examine a graph to get a sense of how much error there is in a regression equation. Which of the following describes a graph that reveals there will be a high amount of error when using our regression equation?
Select one:
a. Data points cluster very close to the line with several outlier exceptions.
b. The data points consistently cluster far away from the line of best fit.
c. Data points cluster close around the line of best fit.
d. Data points fall directly on the line.