You are the general contractor for a high-end, private residence construction job. You manage teams of subcontractors who work on various aspects of the house, from plumbing and electrical to drywall and landscaping. The homeowners, Robert and Maggie Applebaum, want to be in their new house in 4 months and will check in with you regularly about its progress. It is your job to make sure daily operations at the site are running smoothly and that the house is completed on time and within budget, without negatively affecting your other building projects. Primary ectives: 1. Critical Path Management with varying degrees of delays 2. Learning how to determine what tasks to crash and when 3. Calculate Expected task times

Stocks a, b, and c are similar in some respects: each has an expected return of 10% and a standard deviation of 25%. stocks a and b have returns that are independent of one another; i.e., their correlation coefficient, r, equals zero. stocks a and c have returns that are negatively correlated with one another; i.e., r is less than 0. portfolio ab is a portfolio with half of its money invested in stock a and half in stock b. portfolio ac is a portfolio with half of its money invested in stock a and half invested in stock c. which of the following statements is correct? a. portfolio ab has a standard deviation that is greater than 25%.b. portfolio ac has an expected return that is less than 10%.c. portfolio ac has a standard deviation that is less than 25%.d. portfolio ab has a standard deviation that is equal to 25%.e. portfolio ac has an expected return that is greater than 25%.