Suppose a Rental Car Company Uses Simple Linear Regression to Develop

Multiple Choice

Suppose a rental car company uses simple linear regression to develop an equation that predicts the repair costs for each of its vehicles based on the mileage of the car (total miles driven) .The company uses the following data on repair costs and miles driven for five of its cars: The slope of the least squares regression line is:

A) 0.067
B) 2.89
C) 6.46
D) 13.85