Using PERT, Adam Munson was able to determine that the expected project completion time for the construction of a pleasure yucht is 21 months, and the project variance is 4. a.) The probability that the project will be completed in 17 months-mund your response to four decimal places Using PERT, Adam Munson was able to determine that the expected project completion time for the construction of a pleasure yucht is 21 months, and the project variance is 4. a.) The probability that the project will be completed in 17 months-mund your response to four decimal places