Please answer clearly and precisely!

" Use the network diagram to answer the questions below: " 1. Determine ES, EF, LS, LF and slack for each activity. . 2. What is the expected completion time for the project? " 3. Find the critical path for the network. - 4. State the non-critical activities. * 5. Explain what it means if an activity has a slack of zero. . 6. Explain what it means if an activity has a slack of non-zero. * QUESTION 2 " Using the table, answer the following questions: . a) Determine the expected time for each activity. " b) Determine the variance and standard deviation for each activity. * c) Using the critical path ACFHJK, determine the expected completion time for the project. v d) Determine the variance and standard deviation for the project. v e) What is the probability of completing the project in less than 40 weeks? - f) What is the probability of completion of the project before week 44 ? and answer the questions that rollow