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What is the expected price of a two-story house of 4,700 sq. ft. with three bedrooms, two bathrooms, driveway, no recreational room and full finished basement.
Obtain the usual diagnostic statistics using influence.measures(). Which observations are influential? To which states do they correspond?
Replicate the OLS results from Nonneman and Vanhoudt and subsequently compare them with the resistant LTS results by adopting the strategy of Zaman et al.
Replicate the LAD regression (i.e., the quantile regression with t = 0.5) results from Bierens and Ginther (2001) using these covariates.
Analyze the DoctorVisits data, taken from Cameron and Trivedi (1998), using a Poisson regression for the number of visits. Is the Possion model satisfactory?
Explore a Poisson regression and some of its variants, and be sure to check whether the models accommodate the many zeros present in these data.
What role does the central limit theorem play in statistical hypothesis testing? In the construction of confidence intervals?
Explain why the differences-of-means estimator, applied to data from a randomized controlled experiment, is an estimator of the treatment effect.
Construct a 95% confidence interval for the population mean test score for high school seniors.
What is the size of the plant manager's testing procedure? What is the power of the plant manager's testing procedure?
Construct a 95% confidence interval for the change in average test scores. Describe an experiment that would quantify these two effects.
Explain the effect of the dummy variable in the TGARCH model. Why does it enter variance equation in multiplicative form, and what is the rationale behind this?
Explain the meaning of asymmetries in news, and provide appropriate specifications for GARCH models that can capture these effects.
What are their labor policies and discuss if they act responsibility to their employees. Discuss the concept of fair trade practices in your research.
What is the main economic story of the reading?
What is the opportunity cost of producing a car in Canada? What is the opportunity cost of producing a bushel of wheat in Canada?
Use this information to calculate Ascot's GNP, the GDP per capita in Ascot, and the GNP per capita in Delwich.
Your task for the Term Paper is to analyze the issue described in the article using the economic concepts and theory learned in this class.
Discuss the role of demographics in relationship to integrated marketing communications.
Show how the plug in solution can resolve the omitted variable bias. Provide an example from the economic theory.
Find summary statistics for the above-mentioned variables and discuss them. Use the Box-Cox transformation to decide which of two models is more appropriate.
Describe the steps of the DW test for autocorrelation. What are its disadvantages and which alternative tests can you suggest?
Explain the consequences of autocorrelation and how they can be resolved when ? is known.
Define heteroskedasticity and provide examples of econometric models where heteroskedasticity is likely to exist.
Discuss and show mathematically the problem of interpreting the estimated coefficients.