Compute a three-period moving average forecast given demand for shopping carts for periods 4, 5 and 6. (Round all your answers to two decimal points.)

Period	Demand
1	63
2	61
3	63
4	61
5	65

If actual demand in period 6 turns out to be 64, the moving average forecast for period 7 would be

\begin{tabular}{|l|} \hline Forecast Period 4 \\ \hline Forecast Period 5 \\ \hline Forecast Period 6 \\ \hline \end{tabular}