Case Problem $1.$ Forecasting Food and Beverage Sales

The Vintage Resiayrant, on Captiva Is and near Fort Myers, Florica. is owned and coerated by Karen Payne The mataumant just oompleted its third your of operation. During that time, Karen soupht to establiah a repulation for the restairant as a high quality dining establishment that specializes in fresh seafood. Through the eftirts of Karen and her staft, her restaurant has become one of the best and lastest$-$growing restauranis on the stant.

To better plap for future orowth of the restaurant. Karen needs to develog a sysiem that will enable her io forecast food tha beverngo wales by month for up to onn year in advance. Table $6\mathrm{.}17$ shows the value of food and beverge sales $(31000$s$)$ for the nist Uiree years of operation.

Managerial Report encr is large, karen moj, be puzzhey about the difterence betseen your tonecast and the actual sales value What can you do to rescive her uncertainty in the forecasting procecture?