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实时资讯全掌握
Consider the following estimated model:
(Salest - Sales t-1) = 30 + 1.25 (Sales t-1 - Sales t-2) + 1.1 (Sales t-4 - Sales t-5) t=1,2,.. Tand Sales for the periods 1999.1 through 2000.2: The forecasted Sales amount for 2000.3 is closest to: A. $2,625. B. $2,270. C. $1,730. |