In project risk analysis, decision tree analysis is generally used for what purpose?

Group of answer choices

1.Decision tree analysis uses a tree-like model for calculating Expected Monetary Value for a decision to be made, making use of probabilities, the investment costs, and option payoffs.

2.Decision tree analysis uses statistical techniques to provide a range of estimates for Expected Monetary Value and a confidence level for the decision.

3.Decision tree analysis makes use of a fault tree in determining potential system improvements to increase product reliability, and thus customer satisfaction with potential increases in revenue.

4.Decision tree analysis is performed after a business decision had been made for the purpose of discovering the root cause of an incorrect decision for the primary purpose of holding the decision-makers accountable.