please explain everything

Check my 7 Problem 17-10 (Static) 2.77 points Skipped The project described in the following table has just begun. It is scheduled to be completed in 11 weeks Use Table B1 and Table B2. Estimated Time Standard Deviation Path Activity weeks) (weeks.) 6.70 D 0.90 E 2.62 F 1.90 A BOOK B 6 3 Die References Click here for the Excel Data File a. If you were the manager of this project would you be concerned? (Round your intermediate calculations to 2 decimal places and "Probability" values to 4 decimal places.) because the probability of thing on schedule is about BOOK Print erences b. If there is a penalty of $5.000 a week for each week the project is late, what is the probability of incurring a penalty of at least $5,000? (Round your intermediate calculations to 2 decimal places and "Probability" values to 4 decimal places.) Probability