forcasting2

forcasting2 - 5 155 (12)F5=146.3+9.65=155.95

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Adjusted forecast (Ft) Smoothed value (St) Smoothed trend (Tt) Pd (t) Ft+1 = St + Tt 1 110 (1) S1 =D1 = 110 (2) T1 =D2-D1=120-110=10 2 120 (3) F2 =110+10=120 (4) S2= 0.7*120+(1-0.7)*(120)=120 (5) T2=0.5*(120-110)+(1-0.5)*10=10 3 150 (6) F3 =120+10=130 (7) S3=0.7*150+(1-0.7)*130=144 (8) T3=0.5*(144-120)+(1-0.5)*10=17 4 140 (9) F4 =144+17=161 (10)S4=0.7*140+(1-0.7)*161=146.3 (11)T4=0.5*(146.3-144)+0.5*17=9.65
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Unformatted text preview: 5 155 (12)F5=146.3+9.65=155.95 (13)S5=0.7*155+(1-0.7)*155.95=155.285 (14)T5=0.5*(155.285-146.3)+0.5*9.65=9.3175 6 (15)F6=155.285+9.3175=164.6025 164.6025 alpha 0.7 beta 0.5 last trend Ft+m= F7= F8= assume : 1 S1=D1 2 T1=D2-D1 Demand (Dt) St = α Dt + (1-α )(St-1 + Tt-1)=aDt + (1-a)Ft Tt = β (St – St-1)+(1-β )(Tt-1)...
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This note was uploaded on 11/21/2011 for the course BUS 351 taught by Professor Diwaskc during the Spring '10 term at Emory.

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