$($All answers were generated using $1,000$ trials and native Excel functionality.$)$

represent a loss$-$of$-$goodwill among its customers. Management would like to use a simulation model to analyze this situation.

a$.$ What is the average monthly profit resulting from its policy of stocking $120$ routers at the beginning of each month? Round your answer to the nearest dollar.

$

$21000$

b$.$ What is the proportion of months in which demand is completely satisfied? Round your answer to the nearest whole number:

$\%$

$175vv6$

Use the corresponding $95\%$ confidence intervals on the average profit to make your comparison. Round your answers to the nearest dollar.

Lower Bound: $

Upper Bound: $