a.Draw the decision tree for this decision. The tree should show the various nodes and branches, together with relevant payouts and probabilities. You may produce the tree using any medium (Excel, by-hand, PowerPoint etc.). If you use Excel, submit the file. If you use another medium, produce a clear image (e.g. a screenshot or photograph) and insert it into your TMA Word document. (10 marks)
b.Calculate the appropriate expected values for each node. Show your workings. (17 marks)
c.Based on your answer to part (b), state your decision and enlargement strategy