Problem FEX$-02[$Points: $1/4],$ For the tabulated schedule network presented:

$($a$)[$Points $0\mathrm{.}5/4]$ Construct and sketch the Precedence Diagram by hand. Apply forward and backward time$-$stamp analysis, compute Total Float $($procrastination time gap$)$ and Free Float $($idle$/$laze time gap$)$ of each activity; identify the Critical Path. First activity starts in day $0.$

$($b$)[$Points $0\mathrm{.}5/4]$ Compute the probability of finishing the job in $34$ weeks?

$\backslash$table$[[$Description$,\backslash$table$[[$Activ$-],[$ity$]],\backslash$table$[[$Pre$-],[$cedence$]],\backslash$table$[[$Dura$-],[$tion$]],\backslash$table$[[$Con$-],[$nection$]],\backslash$table$[[($Opti$-],[$mistic$],[$Time$)]],\backslash$table$[[m($Most$],[$Likely$],[$Time$)]],\backslash$table$[[b($Pes$-],[$simistic$],[$Time$)[$days$]]]],[$Foundation$,$A$,-,8,,6,8,10],[$Framing$,$B$,$A$,10,$FS$+$Id$,7,10,12],[$Walls$,$C$,$B$,$ A$,7,SS+2d,5,7,8],[$Slabs$,$D$,$B$,6,SF-2d,3,6,8],[$Roof$,$E$,$C$.$ B$,15,FF+ld,11,15,16]]$