Consider the demand for some product over the last $12$ periods. The weights of $\backslash (0\mathrm{.}4,0\mathrm{.}2,0\mathrm{.}2\backslash ),$ and $\backslash (0\mathrm{.}2\backslash )$ are assigned to the most recent, second most recent, third most recent, and fourth most recent periods, respectively. The data has been collected in the Microsoft Excel Online file belowe Online file below to develop the four$-$period weighted moving average forecast and answer the following questions. Questions $1.$ Calculate the forecast for the periods from $5$ to $13$ using a four$-$period weighted moving average. Do not round intermediate calculations. Round your answers to the nearest whole number.Weighted Moving Average Forecast $(4$ periods$)$ Use the area below to draw a line chart for the four$-$period weighted moving average.