The following represents a project that should be scheduled using CPM: Use Appendix

B$.$ What is the critical path?

A$-$C$-$F$-$H

B$-$E$-$G$-$H

A$-$D$-$G$-$H

A$-$D$-$F$-$H

C$.$ What is the expected project completion time? $($Do not round intermediate calculations. Round your answer to $3$ decimal places.$)$

Project completion time $\_$days

D$.$ What is the probability of completing this project within $20$ days? $($Use Excel's NORMSDIST$()$ function to find the correct probability for your computed Z$-$value.

Do not round intermediate calculations. Round $"$ z $"$ value to $2$ decimal places and final answer to $4$ decimal places.$)$

Probability $\_\_$