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- What is the difference between an unbiased estimator and a consistentestimator?Shrinkage estimators are unbiased. are BLUE (i.e. Best Linear Unbiased Estimator). in general have a causal interpretation. shrink the estimator.What is sampling? Explain the differences between probability and nonprobability samples and identify the various typesof each
- With Panel Data, if we assume that the individual effects vi are not correlated with the regressors Xit (i.e. E(vi|Xit) = 0), which one of the following statements is correct: The Fixed Effects estimator is not consistent. Both the OLS and the Random Effects estimators are not consistent. The OLS estimator is not consistent, but the Random Effects estimator is consistent. The OLS and the Random Effects estimator are consistent. All of the above. None of the aboveTRUE OR FALSE. When heterosdasticity is present OLS estimators are still BLUE.What is the difference between univariate and multivariate analysis? Give an example for when a univariate analysis might be used and an example of when we use multivariate analysis.
- What does the term “variance analysis mean when applied of financial performance of health care organizations?Why does dependent variables must covariate in the multivariate analyses like MANOVA/MANCOVA? What happens if they don't covariate, will you be able to proceed in multivariate analyses?Describe the important characteristics of the variance of a conditional distribution of an error term in a linear regression. What are the implicationsfor OLS estimation?
- Exlplain Linear Conditionally Unbiased Estimators and the Gauss–Markov Theorem with its limitations?A traditional performance rating benchmark (or guideline) for “normal” effort, or speed, is dealing 52 cardsinto four piles, forming a square with each pile one footapart, in 0.50 minute. Conduct an experiment with one ormore fellow students in which one deals the cards andthe others rate the dealer’s performance, and then compare these subjective ratings with the actual time of thedealer.Explain Standard errors for TSLS (two stage least squares)?