The data below shows revenue (2000) for a company that Lendright is considering fund- ing over...

 

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The data below shows revenue (2000) for a company that Lendright is considering fund- ing over various years and quarters. Year 2010 2011 2012 Q1 44 52 60 Q2 80 88 98 Q3 120 126 140 (a) Use an appropriate moving average to find the trend component (7). (b) Plot the original data and your trend values on a scatter diagram. (c) Find a "least squares line' to best fit your trend values. (d) Estimate the seasonal variation component (S). (ii) quarter 3, year 2015. (1) How confident can you be in these forecasts? Q4 8382 60 62 68 (e) Forecast future revenue, taking both trend and seasonal variation into account in: () quarter 1, year 2014; The data below shows revenue (2000) for a company that Lendright is considering fund- ing over various years and quarters. Year 2010 2011 2012 Q1 44 52 60 Q2 80 88 98 Q3 120 126 140 (a) Use an appropriate moving average to find the trend component (7). (b) Plot the original data and your trend values on a scatter diagram. (c) Find a "least squares line' to best fit your trend values. (d) Estimate the seasonal variation component (S). (ii) quarter 3, year 2015. (1) How confident can you be in these forecasts? Q4 8382 60 62 68 (e) Forecast future revenue, taking both trend and seasonal variation into account in: () quarter 1, year 2014;