Non$-$Peak hour

per second

arrival rate $0\mathrm{.}004329004$

service rate $0\mathrm{.}032258065$

rho $($in minute$)=0\mathrm{.}134199134$

Probability no counter is open$=0\mathrm{.}865800866$

Expected number of customers in system$=0\mathrm{.}155$

Expected waiting time in system$=0\mathrm{.}59675$

Expected number of customers in system$=0\mathrm{.}020800866$

Expected waiting time in queue$=0\mathrm{.}080083333$

Expected number of busy servers$=0\mathrm{.}134199134$

Peak hour

per second

arrival rate $0\mathrm{.}0181818181$

service rate $0\mathrm{.}034482759$

rho$($in minute$)=0\mathrm{.}527272727$

Probability no counter is open $=0\mathrm{.}472727273$

Expected number of customer in system$=1\mathrm{.}115384615$

Expected waiting time in system$=1\mathrm{.}022435897$

Expected number of customer in queue$=0\mathrm{.}588111888$

Expected waiting time in queue$=0\mathrm{.}539102564$

Expected number of busy servers$=0\mathrm{.}527272727$

Write conclusion and recommendation to owner of restaurant based on result above.