Project Management Professional (PMP) Exam Practice – Question1965 Calculate the variance for the following: Pessimistic=20, Optimistic=10, Realistic=17. A. 2.78 B. 5 C. Not enough information D. 5.67 Show Answer Hide Answer Correct Answer: A Post navigation Project Management Professional (PMP) Exam Practice – Question1964Project Management Professional (PMP) Exam Practice – Question1966