Quiz: MODULE 2 A (Chapter 4) Quiz Time Limit: 01:20:00 Submit Quia This Question

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Quiz: MODULE 2 A (Chapter 4) Quiz Time Limit: 01:20:00 Submit Quia This Question: 10 pts 4 of 14 (5 complete) This Quiz: 70 pts possit Following are two weekly forecasts made by two different methods for the number of gallons of gasoline, in thousands, demanded at a local gasoline station. Also shown are actual demand levels, in thousands of gallons: Actual Forecast Week Method1 Actual Demand Forecast Week Method 2 Demand 0.90 1.08 0.95 1.22 1.05 1.07 0.97 0.80 1.21 0.90 0.72 1.05 1.07 1.15 0.97 The MAD for Method 1thousand gallons (round your response to three decimal places) The mean squared error (MSE) for Method 1 thousand galions2 (round your response to three decimal places). The MAD for Method 2-?thousand gallons round your response to three dor al places The mean squared error (MSE) for Method 2thousand galions (round your response to three decimal places). is set Enter your answer in each of the answer boxes.

Explanation / Answer

8.

Yr 1 2 3 4 5 6 7 8 9 10 11 Demand 7 8 5 9 12 9 13 14 9 13 6 B Yr 1 2 3 4 5 6 7 8 9 10 11 Demand 7 8 5 9 12 9 13 14 9 13 6 AVERAGE(n-3,n-2,n-1) 3 MA 6.7 7.3 8.7 10.0 11.3 12.0 12.0 12.0 C Yr 1 2 3 4 5 6 7 8 9 10 11 Demand 7 8 5 9 12 9 13 14 9 13 6 (0.55*n-1+0.35*n-2+0.15*n-3) 3 MA 6.60 7.90 10.50 10.50 12.10 13.60 11.80 12.40 D 3 year moving average As MAD is lower

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