1.Corporate triple-A bond interest rates for 12 consecutive months follow XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX6a. Construct a time series plot. What type of pattern exists in the data?b. Develop...

1.Corporate triple-A bond interest rates for 12 consecutive months follow.9.5 9.3 9.4 9.6 9.8 9.7 9.8 10.5 9.9 9.7 9.6 9.6a. Construct a time series plot. What type of pattern exists in the data?b. Develop three-month and four-month moving averages for this time series. Does thethree-month or four-month moving average provide more accurate forecasts basedon MSE? Explain.c. What is the moving average forecast for the next month?2.. The values of Alabama building contracts (in $ millions) for a 12-month period follow.240 350 230 260 280 320 220 310 240 310 240 230a. Construct a time series plot. What type of pattern exists in the data?b. Compare the three-month moving average approach with the exponential smoothingforecast using a  .2. Which provides more accurate forecasts based on MSE?c. What is the forecast for the next month?