e $($Project management techniques: PERT and CPM$,$ difficult$)\{$AACSB: Analytic Skills$\}$

A project whose critical path has an estimated time of $120$ days with a variance of $100$ has a $20\%$ chance that the project will be completed before day

a$.98($rounded to nearest day$).$

b$.112$

c$.120$

d$.124$

e$.220$

b $($Project management techniques: PERT and CPM$,$ difficult$)\{$AACSB: Analytic Skills$\}$