Four students are running for class president in the seventh grade. Sixty students in the seventh grade were randomly chosen to take a survey asking whom they planned to vote for. The results of the survey are shown below. There are a total of 140 seventh grade students. Based on the survey, who most likely will be the class president

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?