Problem regarding the financial advising

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Financial advising

Starting from the model summarized in Table 4, what happens if you add the explanatory variable State to the model? (Limit your estimation to the = 2,000 cases in the training sample.)

(a) Does the R2 increase by a statistically significant amount? Briefly interpret your result.

(b) Is any individual t-statistic for a dummy variable representing a state statistically significant at the 0.05 level? How does your answer depend on the choice of the baseline state?

(c) How might you refine the model that includes State?

Reference no: EM131009411

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