Using Excel. Given the estimated activity time below, and the longest time for a critical path as A$-$c$-$E$-$G$,$ what is the critical path probability that the project will be completed within $($based on the longest critical path$)$

Activity a m b

A $6\mathrm{.}57\mathrm{.}514\mathrm{.}5$

B $8\mathrm{.}510\mathrm{.}512\mathrm{.}5$

C $2\mathrm{.}53\mathrm{.}54\mathrm{.}5$

D $6\mathrm{.}57\mathrm{.}58\mathrm{.}5$

E $5\mathrm{.}55\mathrm{.}59\mathrm{.}5$

F $5\mathrm{.}57\mathrm{.}59\mathrm{.}5$

G $4\mathrm{.}56\mathrm{.}58\mathrm{.}5$

H $2\mathrm{.}53\mathrm{.}53\mathrm{.}5$

points

$($a$)21$ days $1\mathrm{.}4------------$

$($b$)22$ days $1\mathrm{.}3-----------$

$($c$)25$ days$1\mathrm{.}3------------$

$----------------------$

$4$ Total points