CP-OM-11-Compare-BB - = 0.5) Period Sales (A) ES (0.5)...

Info iconThis preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon
C. Probett/Spring 2009 11-1 IDS 302 - Chapter 11: (Charts to compare forecast method and error/accuracy)
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
C. Probett/Spring 2009 11-2 3 Period Moving Average - MA(3) Period Sales (A) MA(3) Error Error ^2 Abs Error (Abs Error/A)*100 1 86 2 93 3 88 4 89 89.00 0.00 0.00 0.00 0.00 5 92 90.00 2.00 4.00 2.00 2.17 6 94 89.67 4.33 18.78 4.33 4.61 7 91 91.67 -0.67 0.44 0.67 0.74 8 93 92.33 0.67 0.44 0.67 0.72 9 96 92.67 3.33 11.11 3.33 3.47 10 97 93.33 3.67 13.44 3.67 3.78 11 93 95.33 -2.33 5.44 2.33 2.51 12 95 95.33 -0.33 0.11 0.33 0.35 T = 9.00 53.78 17.33 18.34 5.98 1.93 2.04 MSE MAD MAPE
Background image of page 2
C. Probett/Spring 2009 11-3 4 Period Moving Average - MA(4) Period Sales (A) MA(4) Error Error ^2 Abs Error (Abs Error/A)*100 1 86 2 93 3 88 4 89 5 92 89.00 3.00 9.00 3.00 3.26 6 94 90.50 3.50 12.25 3.50 3.72 7 91 90.75 0.25 0.06 0.25 0.27 8 93 91.50 1.50 2.25 1.50 1.61 9 96 92.50 3.50 12.25 3.50 3.65 10 97 93.50 3.50 12.25 3.50 3.61 11 93 94.25 -1.25 1.56 1.25 1.34 12 95 94.75 0.25 0.06 0.25 0.26 T = 8.00 49.69 16.75 17.73 6.21 2.09 2.22 Diff from book MSE MAD MAPE
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
C. Probett/Spring 2009 11-4 Exponential Smoothing (
Background image of page 4
Background image of page 5
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: = 0.5) Period Sales (A) ES (0.5) Error Error ^2 Abs Error (Abs Error/A)*100 1 86 86.00 0.00 0.00 0.00 0.00 2 93 86.00 7.00 49.00 7.00 7.53 3 88 89.50-1.50 2.25 1.50 1.70 4 89 88.75 0.25 0.06 0.25 0.28 5 92 88.88 3.13 9.77 3.13 3.40 6 94 90.44 3.56 12.69 3.56 3.79 7 91 92.22-1.22 1.49 1.22 1.34 8 93 91.61 1.39 1.93 1.39 1.49 9 96 92.30 3.70 13.66 3.70 3.85 10 97 94.15 2.85 8.11 2.85 2.94 11 93 95.58-2.58 6.64 2.58 2.77 12 95 94.29 0.71 0.51 0.71 0.75 T = 12.00 106.10 27.89 29.85 8.84 2.32 2.49 MSE MAD MAPE C. Probett/Spring 2009 11-5 Results 80 82 84 86 88 90 92 94 96 98 1 2 3 4 5 6 7 8 9 10 11 12 Sales (A) MA(3) MA(4) ES (0.5) MSE MAD MAPE MA(3) 5.98 1.93 2.04 MA(4) 6.21 2.09 2.22 ES (0.5) 8.84 2.32 2.49...
View Full Document

Page1 / 5

CP-OM-11-Compare-BB - = 0.5) Period Sales (A) ES (0.5)...

This preview shows document pages 1 - 5. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online