Hey I would really appreciate your help on the steps required to answer this question but with other numbers when I have my in-class assessment. Thank you for your help in advance! Note, the other answers to this question on chegg seem to be incorrect according to my prof. Please focus on explaining E and F in full to establish a formula for the same question with different numbers. Thank you, Ill be sure to review and up-vote your help.

4) (30 points) A consulting company's senior manager has gathered the activity information for a proposal they are preparing for a client. a) Draw the network diagram. What is the expected completion time (state it explicitly)? What is the variance of project completion time? Operations Management, FARE*3310 - Winter 2023: Assignment 1 b) The deadline is 23 weeks. What is the probability of completing it on time? What is the probability of the project missing the deadline? c) What is the probability of finishing in 18.5 weeks or less? d) As project manager, you will be paid a bonus if you finish the project in 21 weeks or less. What is the probability of achieving the bonus? e) What is the probability of finishing between 21 and 23 weeks? f) What is the timeline that would achieve a 50% probability of finishing? What is the timeline that would achieve an 80% probability of finishing