Problems $4-6$ are as follows: $($Round to $3$ decimal places$)$

Two different forecasting techniques $($Forecast $1$ and Forecast $2)$ were used to forecast demand for cases of bottled water. Actual demand and the two sets of forecasts are as follows. $($Round to $3$ decimal places$).$

$\backslash$table$[[,,$Predicted,Demand$],[$Month$,$Actual Demand,Forecast $1,$Forecast $2],[1,60,65,55],[2,70,75,70],[3,65,70,60],[4,70,65,60]]$

Problem $4$: Compute the MSE for Forecast $1.$ Your answer

Problem $5$: Compute the MSE for Forecast $2.$ Your answer

Problem $5$: Which forecast appears to be more accurate? Your answer