Question: A dapper young decision maker has just purchased a new suit for $200. On the way out the door, the decision maker considers taking an umbrella. With the umbrella on hand, the suit will be protected in the event of rain. Without the umbrella, the suit will be ruined if it rains. However, if it does not rain, carrying the umbrella is an unnecessary inconvenience.
a. Create a decision tree of this situation.
b. Create an influence diagram of the situation using PrecisionTree.
c. Before deciding, the decision maker considers listening to the weather forecast on the radio. Using PrecisionTree, Create an influence diagram that takes into account the weather forecast.