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Regression modelMulticollinearity diagnostics

Kielelezo cha Hali — Uchanganuzi wa Ukaribu wa Belsley

Kielelezo cha Hali, kilichoanzishwa na Belsley, Kuh, na Welsch (1980), ni kipimo cha skalar kinachotokana na uchanganuzi wa thamani maalum (singular value decomposition) wa matriki ya vigezo vya kupimia iliyopimwa. Kinapima kiwango cha utegemezi wa karibu wa mstari kati ya vigezo vya utabiri katika urejesho wa kiwango cha chini kabisa cha makosa (ordinary least squares regression), kuwezesha wachambuzi kugundua ukaribu unaoongeza upotoshaji wa mgawo na kutuliza makadirio ya vigezo. Kinatumika sana katika uchumi, sayansi ya jamii, na utafiti wa kibiolojia popote pale urejesho wa OLS unapotumika.

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Vyanzo

  1. Belsley, D. A., Kuh, E., & Welsch, R. E. (1980). Regression Diagnostics: Identifying Influential Data and Sources of Collinearity. John Wiley & Sons. ISBN: 978-0-471-05856-4

Jinsi ya kunukuu ukurasa huu

ScholarGate. (2026, June 2). Condition Index (Belsley Collinearity Diagnostics). ScholarGate. https://scholargate.app/sw/econometrics/condition-index

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Set this method beside its closest kin and read them side by side — the library lays the books on the table; the choice is yours.

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Imerejelewa na

ScholarGateCondition Index (Condition Index (Belsley Collinearity Diagnostics)). Imepatikana 2026-06-15 kutoka https://scholargate.app/sw/econometrics/condition-index · Seti ya data: https://doi.org/10.5281/zenodo.20539026