Assume that the expected project completion time is what you determined from Parts 3 and 4. Showing all formulas and calculations, please evaluate the following: a) What are the project variance and standard deviation? (2 points) b) What is the probability that the project can be completed within 37 weeks? (4 points) c) What is the project completion time that you can provide the project sponsor/client that you have 95% confidence of achieving? (4 points)