Truck Mileage Mileage Weight (MPG) (Tons) 1 24.5 4.97 Source: J. Yanowitz, Ph.D. thesis, Colorado School of Mines 1. For predicting miles per gallon(m) using weight (w), do the calculations for least squares regression line. 2. Put together a 95% confidence interval for the slope. 3. Test Hy: B1= 0 versus H;: B4 # Based on your conclusions, is truck weight useful in predicting miles per gallon? Use the a = 0.05 level of significance