A researcher creates a scatter plot that displays the relationship between the number of years in business, , and the percentage of company business that is fair trade, . The researcher creates a line of best fit, , and wants to find the residuals for the companies that have been in business for 3 years. 1. Find the residuals for the two points representing companies that have been in business for 3 years, and .
2. Compare the residuals for the two companies who have been in business for 3 years. How are they different? How are they similar? What does the information about the residuals for the two companies tell you about their fair trade business?