10 questions on econometrics

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Uploaded: 03.05.2013
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Question 1: What are some of the main problems of econometric modeling.
Question 2. What is the method that is most commonly used in the evaluation of the parameters of the linear model in econometrics?
Question 3. What is the name indicators that characterize the degree of spread of a random variable around its mean value?
Question 4: What is the physical meaning of the coefficient of determination shall be in the econometric models linear relationship between two variables, such as expenses and income, the price and the demand, the number of employees and the level of unemployment, and so on?
Question 5. What is the meaning and how to determine the compliance function in a linear econometric model?
Question 6: What do we mean by the properties of the linear model, if we believe that the errors - random variables?
Question 7: Which is enclosed within the random error probability 0.95 if it has a Gaussian distribution with a parameter?
Question 8. At what values \u200b\u200bof Fisher statistic the null hypothesis is rejected, and what is the probability that we reject the hypothesis correct?
Question 9. Which of the three null hypothesis is simple, which - difficult?
Question 10. What is heteroskedasticity and autocorrelation of errors?


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