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Using PERT, Adam Munson was able to determine that the expected project completion time for the construction of a pleasure yocht is 21 months, and the project variance is 9 . a) The probability that the project will be completed in 12 months = (round 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 yacht is 21 months, and the project variance is 9 . a) The probability that the project will be completed in 12 months = (round your response to four decimal places). b) The probability that the project will be completed in 20 months = (round 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 yocht is 21 months, and the project variance is 9 . a) The probability that the project will be completed in 12 months = (round your response to four decimal places)