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Final standings RFEI Econometrics 10 questions.
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Uploaded: 14.11.2010
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Product description
Final standings RFEI "Econometrics".
Answers to the 10 questions.
Here are the first three questions for verification:
1.Po seven in the Urals
Federal District in 2006 the values \u200b\u200bof
two traits (Table. 1) ...
....
What kind is given by the equation of linear regression,
characterizing the dependence of expenditure on the purchase
of food in total expenditure?
a) yh = 76.88 -0,35h;
b) yx = 47.68 -0,87h;
c) yx = 83.52 -0,71h.
2.Chem is the linear coefficient of steam
correlation based on the conditions of the problem 1?
a) rxy = -0,473;
b) rxy = -0,353;
in) rxy = -0,582.
3. What is the value of the average error
approximation, based on the conditions of the problem 1?
a) A = 8.1%;
b) A = 12.2%;
c) A = 7.8%. etc .........
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