Accounting The following table shows return of an investment portfolio for the JSB Investment company in R millions) by quarter for 2004 LALISLILS IU I ULULI LUULIULIS. 200 4-pt Moving Average Ratio to Moving Average % Seasonal Index Deseasonalised Return 1.2 Ti Quarter Year 1 2 3 4 2004 2005 2006 2007 S.I. % S.I. % A.S.I. % The estimated seasonal components of this time series are: 1 For these data: 1. Construct a line plot for these data. 2. Exponentially smooth the sales, starting in 2006 quarter 1 with a Answer