Question: Using the index (with 1985=100) on housing starts in the US per year from 1986 to 1997 given in the table below, forecast the index for 1998 using a three-year and a five-year moving average. Which of your estimates is better if the actual index of housing starts in the US for 1998 is 163?

\[\begin{aligned} & \text{1985}=\text{1}00 \\ & \text{1998}=\text{163} \\ \end{aligned}\]