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Modele si prognoze -MAN - an III sem 2

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2 pct/........<br />

6. Intr-un model de regre<strong>si</strong>e de tip liniar ipoteza cu privire la variabila exogenă este:<br />

a) variabilă exogenă are disper<strong>si</strong>a nenulă, dar finită<br />

b) variabilă exogenă are disper<strong>si</strong>a nulă, dar finită<br />

c) variabilă exogenă are disper<strong>si</strong>a nenulă, dar ne-finită<br />

Argumentati raspunsul<br />

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2 pct/........<br />

Se acorda 1 pct. din oficiu. Total.....<br />

BIBLIOGRAFIA SPECIFICĂ UNITĂȚII<br />

DE ÎNVĂȚARE NR. 1<br />

Ailenei D., 1999, Piaţa ca spaţiu economic, Editura Didactică şi Pedagogică,<br />

Bucureşti<br />

Ailenei D., 2002, Economia sectorului public, Editura Brent, Bucureşti<br />

Bera A., Jarque C., 1981, Efficient Tests for Normality, Heteroscedasticity, <strong>an</strong>d Serial<br />

Independence of Regres<strong>si</strong>on Re<strong>si</strong>duals: Monte Carlo Evidence, în Economics<br />

Letters, 7, pp. 313-318.<br />

Bera A., Jarque C., 1982, Model Specification Tests: A Simult<strong>an</strong>eous Approach, în<br />

Journal of Econometrics, 20, pp. 59-82.

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