(b) Develop three-month and four-month moving averages for this time series. If required, round your answers to two decimal places: Enter the Mean Square Errors for the three-month and the four-month moving average forecasts. If required, round your answers to three decimal digits. Enter the Mean Square Errors for the three-month and the four-month moving average forecasts. If required, round your answers to three decimal digits. Does the three-month or the four-month moving average provide the better forecasts based on MSE? Explain. (c) What is the moving average forecast for the next month? If required, round your answer to two decimal places