# Question

a. Define a first-order autoregressive process in terms of the relationship between successive observations.

b. What are the X and Y variables in the regression model to predict the next observation in a first-order autoregressive process?

c. Describe the forecasts of an autoregressive process in terms of the most recent data observation and the long-run mean value for the estimated model.

b. What are the X and Y variables in the regression model to predict the next observation in a first-order autoregressive process?

c. Describe the forecasts of an autoregressive process in terms of the most recent data observation and the long-run mean value for the estimated model.

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