Using weighted moving average with weights

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Sales of a particular product (in thousands of dollars) for the years 2009 through 2012 have been 45, 54, 65, and 73, respectively.

a) What sales would you predict for 2013 using a simple four-year moving average?

b) What sales would you predict for 2013 using a weighted moving average with weights of 0.40 for the immediate preceding year and 0.25, 0.20, and 0.15 for the three years before that?

Reference no: EM131273289

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