Calculate the regression line and forecast sales

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timer Asked: Jun 3rd, 2013

Question Description

(TCO 3) Use the table “Food and Beverage Sales for Jimmy’s Greek Restaurant” to answer the questions below.

Food and Beverage Sales for Jimmy’s Greek Restaurant

($000s)

Month

First Year

Second Year

January

242

263

February

235

238

March

232

247

April

278

193

May

284

193

June

240

149

July

145

157

August

152

161

September

110

122

October

130

130

November

152

167

December

236

231



Part (a) Calculate the regression line and forecast sales for January of Year 3.
Part (b) Calculate the seasonal forecast of sales for January of Year 3.
Part (c) Which forecast do you think is most accurate and why?

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