$4$

$|$

Problem $3)$ A plumbing distributor has determined that demand for a purchased item averages $221$ units per week with a standard deviation of weekly demand equal to $17\mathrm{.}5$ units. The purchasing lead$-$time is $2$ weeks. Answer the following questions assuming the company is willing to accept a stockout risk of no more than $3\mathrm{.}5\%(\mathrm{.}0350)\mathrm{.}12$ points

Appendix B$,$ Table B from Textbook

$\backslash$table$[[Z,\mathrm{.}00,\mathrm{.}01,\mathrm{.}02,\mathrm{.}03,\mathrm{.}04,\mathrm{.}05,\mathrm{.}06,\mathrm{.}07,\mathrm{.}08,\mathrm{.}09$