Use the Three$-$Point method $($PERT$)$ to answer Questions $38$ through $40$ based on the following project:

$\backslash$table$[[$Task$,$Predecessor,$\backslash$table$[[$Optimistic$],[$time $($wks$)]],\backslash$table$[[$Most likely$],[$time $($wks$)]],\backslash$table$[[$Pessimistic$],[$time $($wks$)]],\backslash$table$[[$Activity$],[$Time$,$ he$]],\backslash$table$[[$Standard$],[$dev$,$