activity.

$\backslash$table$[[$Activity$,\backslash$table$[[$Immediate$],[$Predecessors$]],\backslash$table$[[$Minimum$],[$Time$]],\backslash$table$[[$Likely$],[$Time$]],\backslash$table$[[$Maximum$],[$Time$]]],[$A: Negotiate contract with selected musicians,$-,5,6,9],[$B: Reserve site,$-,8,12,15],[$C: Logistical arrangements for music group,A$,5,6,7],[$D: Screen and hire security personnel,B$,3,3,3],[$E: Advertising and ticketing,B$,$ C$,1,5,9],[$F: Hire parking staff,D$,4,7,10],[$G: Arrange concession sales,E$,3,8,10]]$

be started until activities $B$ and $C$ are both completed. The project is not complete until all activities are completed.

$$ answer to one decimal place.$)$

$$ days

$($b$)$ What is the likelihood that the project will be complete in $23$ days or less? $($Use at least $1,000$ trials. Round your answer to three decimal places.