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2. 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 10.59.99.79.69.6 a. Construct a time series
2. 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 10.59.99.79.69.6 a. 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 the three-month or four-month moving average provide the better forecasts based on MSE, MAE \& MAPE? Explain
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