signment # $4$

Question $1,$ Problem $6\mathrm{.}2\mathrm{.}14$

Part $2$ of $2$

HW Score: $88\mathrm{.}89\%,8$ of $9$ points

Points: $0\mathrm{.}5$ of $1$

various activities that will need to be completed, together with an estimate of how long each activity will take and the sequencing of activities. This information is shown in the following table.

$\backslash$table$[[,,\backslash$table$[[$Preceding$],[$Activity$]],\backslash$table$[[$Personnel$],[$required$]],],[$A$,$Purchase construction materials,$12$ weeks,$-,3],[$B$,$Purchase catering equipment,,,$],[,$needed for new cafeteria,$3$ weeks,$-,2],[$C$,$Appoint supervisory architect,$2$ weeks,$-,1],[$D$,$Clear site,$3$ weeks,$-,3],[$E$,$Produce final building details,$8$ weeks,C$,$ D$,1],[$F$,$Prepare site for construction,$3$ weeks,E$,2],[$G$,$Construct cafeteria,$12$ weeks,A$,$ F$,5],[$H$,$Install utility services,$3$ weeks,G$,2],[$I$,$Install catering equipment,$5$ weeks,B$,$ H$,2],[$J$,$Decorate internally,$2$ weeks,B$,$ H$,2],[$K$,$Stock cafeteria,$2$ weeks,I, J$,1],[$L$,$Hire catering staff,$7$ weeks,$-,2],[$M$,$Train staff on site,$3$ weeks,I, L$,3]]$

$($a$)$ Identify the critical path.

$($b$)$ Determine float times for all activities.

$($a$)$ The critical path is