Rowan has $50 in a savings jar and is putting in $5 every week. jonah has $10 in his own jar and is putting in $15 every week. each of them plots his progress on a graph with time on the horizontal axis and amount in the jar on the vertical axis. which statement about their paragraph is true

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 4. a) what is the probability that the project will be completed in 17 months? b) what is the probability that the project will be completed in 20 months? c) what is the probability that the project will be completed in 23 months? d) what is the probability that the project will be completed in 25 months? e) what is the due date that yields a 95% chance of completion?