Revisit the LSTAR model for U.S. industrial production in Section 16.2.2 usini! the updated time series from

Question:

Revisit the LSTAR model for U.S. industrial production in Section 16.2.2 usini! the updated time series from Exercise 2. Find the best linear model, implement a linearity test, and if linearity is rejected, find the best LSTAR model. How different is the revised model from the LSTAR model proposed in Section 16.2.1 ?