Sales of roof material, by quarter, for 2007 through 2013, by Carolina Home Construction Inc. are shown
Question:
Sales of roof material, by quarter, for 2007 through 2013, by Carolina Home Construction Inc. are shown below (in $000).
a. Determine the typical seasonal patterns for sales using the ratio-to-moving-average method.
b. Deseasonalize the data and determine the trend equation.
c. Project sales for 2014 using the trend equation and seasonally adjust these values to find the predicted sales for each quarter.
Transcribed Image Text:
Quarter Year 2007 210 2008 214216 2009 246 2010 258250113 298 2011 279267116 304 2012 302 290 114 310 2013 321 IV 60 246 82 230 91 280 180 228 120 320
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Related Book For
Statistical Techniques in Business and Economics
ISBN: 978-0078020520
16th edition
Authors: Douglas Lind, William Marchal
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