a company manufactures sailboats actual demand


A company manufactures sailboats. Actual Demand for the company's sailboat during each season is 2006 through 2009 were as follows:

Season        2006             2007            2008            2009

Winter        1,400            1280             1,000             960

Spring         1560            1400             1640             1500

Summer      1,000            2100            2040            1900

Fall              600               770              690               560

The company forecasted that annual demand for sailboats in 2011 would equal 6,500 sailboats. Based on the given data and using multiplicative seasonal model, the demand level for the company sailboats in the spring will be ....... Sailboats.

Problem.

Year

1

2

3

4

5

6

7

8

9

10

11

Registration

5.0

6.0

3.0

5.0

5.0

8.0

8.0

11.0

13.0

12.0

15.0

Exercise part a and ba, using 3-years moving average, the forecasted registration years  4 through 12 (Round response to one decimal places)n

b, using 3 -year weighted moving average in which the registrations in most recent years are give a weight of 2 and registrations in the other 2 years are each given a weight  of 1, the forecasted registrations for years 4 through 12 are ( round ur response  to one decimal place)

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