1. Develop a project network consisting of at least 20 steps that should be
1. Develop a project network consisting of at least 20 steps that should be done to complete the project. As the case suggests, keep the level of detail for these activities general, rather than specific. Be sure to indicate some degree of precedence relationship among the activates. 2. Suppose you now wanted to calculate duration estimates for these activities. How would you make sure of the following approaches? Are some more useful than overs. a) Expert b) Past history c) Mathematical derivation. 3. Joe is trying to decide which scheduling format to employ for his planning: AON or AOA. What are some of these issues that Joe should first consider prior to choosing between these methods?