Truck Mileage Truck Mileage (MPG) Weight (Tons) 1 24.5 4.97 2 21.25 4.45 3 28.5 4.34 4 8 7.69 5 27 4.56 6 12.75 6.24 7 14.5 6.49 Source: J. Yanowitz, Ph.D. thesis, Colorado School of Mines For predicting miles per gallon(m) using weight (w), do the calculations for least squares regression line. Put together a 95% confidence interval for the slope. Test H0: 1= 0 versus H1: 1 Based on your conclusions, is truck weight useful in predicting miles per gallon? Use the = 0.05 level of significance