Sales of roof material, by quarter, since 2008 for Carolina Home Construction Inc. are shown below (in $ thousands): Quarter III $58 Year 2008 2009 2010 2011 2012 2013 2014 I $217 210 241 252 285 292 320 II $178 223 220 256 263 282 291 87 92 109 114 104 111 IV $243 232 281 303 307 307 329 a. Determine the typical seasonal patterns for sales using the ratio-to-moving average method. (Round the final answers to 4 decimal places in thousands of dollars.) Seasonal Index Quarter 1 2 3 4 b. Deseasonalize the data, and determine the trend equation. (Round the final answers to 3 decimal places in thousands of dollars.) Y- t c. Project the sales for 2015, and then seasonally adjust each quarter. (Round the intermediate calculations and final answers to 3 decimal places in thousands of dollars.) Forecast Period 29 30 31 32 Sales of roof material, by quarter, since 2008 for Carolina Home Construction Inc. are shown below (in $ thousands): Quarter III $58 Year 2008 2009 2010 2011 2012 2013 2014 I $217 210 241 252 285 292 320 II $178 223 220 256 263 282 291 87 92 109 114 104 111 IV $243 232 281 303 307 307 329 a. Determine the typical seasonal patterns for sales using the ratio-to-moving average method. (Round the final answers to 4 decimal places in thousands of dollars.) Seasonal Index Quarter 1 2 3 4 b. Deseasonalize the data, and determine the trend equation. (Round the final answers to 3 decimal places in thousands of dollars.) Y- t c. Project the sales for 2015, and then seasonally adjust each quarter. (Round the intermediate calculations and final answers to 3 decimal places in thousands of dollars.) Forecast Period 29 30 31 32