In a study of the performance ofa new engine design, the weight of 12 speed boats (in tons) and the top speed (in mph) were recorded. Aregression line was generated and shown to he an appropriate description ofthe relationship. The results of the regression analysis are below. Depend Variable: Top Speed Variable Coefciem 5.2. of GOEff t-ratio prob Constant 107.58 11.12 9.57 0.000 Weight 0.5710 0.4146 2.10 0.062 R squared = 30 5% R squared (adjusted) = 23.7% s =1U.42 with 12 2 :10 degrees drrreeddrn Part A: What is the LSRL based on the analysis provrded? Make sure to identify what the variables represent in the context of the problem. (4 points) Part B What is the predicted value lurthe top speed Ufa beat if its weight is 4 tons? Show your work. (6 paints)