Question: see the attached problem that I need assistance with. This requires excel to complete. A marketing manager is forecasting the sales of cars per week.

see the attached problem that I need assistance with. This requires excel to complete.

A marketing manager is forecasting the sales of cars per week. Determine the error for each of the following forecasts, Then, calculate MAD and MSE. Period Value Forecast Error 202 191 202 173 192 169 181 171 174 175 172 182 174 196 179 204 189 10 219 198 11 227 211

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