The accompanying data set provides the closing prices for four stocks and the stock exchange over...

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The accompanying data set provides the closing prices for fourstocks and the stock exchange over 12 days:
Date A B C D Stock Exchange
9/3/10 127.37 18.34 21.03 15.51 10432.45
9/7/10 127.15 18.18 20.44 15.51
10334.67
9/8/10 124.92 17.88 20.57 15.82 10468.41
9/9/10 127.35 17.95 20.52 16.02 10498.61
9/10/10 128.37 17.82 20.42 15.98 10563.84
9/13/10 128.36 18.64 21.16 16.21 10616.07
9/14/10 128.61 18.83 21.29 16.22 10565.83
9/15/10 130.17 18.79 21.69 16.25 10627.97
9/16/10 130.34 19.16 21.76 16.36 10595.39
9/17/10 129.37 18.82 21.69 16.26 10517.99
9/20/10 130.97 19.12 21.75 16.41 10661.11
9/21/10 131.16 19.02 21.55 16.57 10687.95
Using Excel's Data Analysis Exponential Smoothing tool, forecasteach of the stock prices using simple exponential smoothing with asmoothing constant of 0.3.
For example, help me to understand how to complete theexponential smoothing forecast model for StockA.
Date Forecast A
9/3/2010
9/7/2010
9/8/2010
9/9/2010
9/10/2010
9/13/2010
9/14/2010
9/15/2010
9/16/2010
9/17/2010
9/20/2010
9/21/2010

Answer & Explanation Solved by verified expert

3.9 Ratings (472 Votes)

exponential smoothing for A B C D stock exchange DATA Data Analysis Exponetial smoothing first inputchoose variable damping factor is 03 Date forecast A See Answer

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Date	A	B	C	D	Stock Exchange
9/3/10	127.37	18.34	21.03	15.51	10432.45
9/7/10	127.15	18.18	20.44	15.51	10334.67
9/8/10	124.92	17.88	20.57	15.82	10468.41
9/9/10	127.35	17.95	20.52	16.02	10498.61
9/10/10	128.37	17.82	20.42	15.98	10563.84
9/13/10	128.36	18.64	21.16	16.21	10616.07
9/14/10	128.61	18.83	21.29	16.22	10565.83
9/15/10	130.17	18.79	21.69	16.25	10627.97
9/16/10	130.34	19.16	21.76	16.36	10595.39
9/17/10	129.37	18.82	21.69	16.26	10517.99
9/20/10	130.97	19.12	21.75	16.41	10661.11
9/21/10	131.16	19.02	21.55	16.57	10687.95