You are a business analyst for Northrop Grumman and are using the following data and regression to analyze the relationship between production volume of a radio part and total production cost. Your research question is: "How does production volume affect total cost?" Production Volume (units) Total Cost ($) 100 1727 200 2682 300 3719 400 4623 500 5595 600 6286 700 7571 800 8291 900 9153 Which of the following is your estimated regression equation? O Production Volume = 858.2(Total Cost) + 9.3+e O Total Cost = 858.2(Production Volume) + 9.3+e O Total Cost = 858.2 +9.3(Production Volume) +e O Production Volume = 858.2 9.3(Total Cost) + e