We are using the average bonuses paid to workers on wall street from 2000 to 2016 to fit different auto-regressive models. the data is provided below: year bonus($000)2000 100.52001 74.12002 60.92003 99.92004 113.52005 149.82006 191.42007 177.82008 100.92009 140.62010 139.02011 111.42012 142.92013 169.82014 160.32015 136.82016 138.2(a) fit a third-order autoregressive model to the bonuses paid and test for the significance of the third-order autoregressive parameter (slope) (use a = 0.) if necessary, fit a second-order autoregressive model to the bonuses paid and test for the significance of the second-order autoregressive parameter (slope). (use a = 0.05.)

Make or buy eastside company incurs a total cost of $120,000 in producing 10,000 units of a component needed in the assembly of its major product. the component can be purchased from an outside supplier for $11 per unit. a related cost study indicates that the total cost of the component includes fixed costs equal to 50% of the variable costs involved. a. should eastside buy the component if it cannot otherwise use the released capacity? present your answer in the form of differential analysis. use negative sign represent a net disadvantage answer; otherwise do not use negative signs with your answers. cost from outside supplier $answer variable costs avoided by purchasing answer net advantage (disadvantage) to purchase alternative $answer b. what would be your answer to requirement (a) if the released capacity could be used in a project that would generate $50,000 of contribution margin? use negative sign represent a net disadvantage answer; otherwise do not use negative signs with your answers.