Q6. (20 marks) The management of Rubicon 8c Styx is trying to decide whether to advertise its world-famous hot sauce Sergeant Garcia's Revenge on television (campaign A) or in magazines (campaign B). The marketing department of Rubicon & Styx has estimated the probabilities of alternative sales revenues {net of advertising costs) using each of the two media outlets, summarized in the table below: Probabilities of Alternative Sales Revenues for Cam - ai : n A and Cam - ai : n B M-i- 3 000 8 000 -mm__ 10 000 14 000 12 000 .11- A. Calculate the expected revenues from sales of Sergeant Garcia's Revenge from each advertising campaign. B. What is the standard deviation of the distribution of prots from each advertising campaign? C. Which advertising campaign appears relatively riskier? D. Which advertising campaign should Rubicon & Styx select