The Following Output Is Provided for a Linear Trend Regression-Based

question 37

Multiple Choice

The following output is provided for a linear trend regression-based forecasting model based on 12 months of data: Suppose that the actual sales for months 13-15 are: 720, 680, 800. Given this, which of the following is the forecast bias value for months 13-15?

• A) Approximately 77.7
• B) Approximately 233.2
• C) About -56.8
• D) Just under 80

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