विधियों की तुलना करें
चुनी हुई विधियों की आमने-सामने समीक्षा करें; भिन्नता वाली पंक्तियाँ रेखांकित हैं।
| शिक्षा अनुसंधान में कारणता के लिए संवेदनशीलता विश्लेषण× | कारण अनुमान के लिए वाद्य चर (IV) विधि× | |
|---|---|---|
| क्षेत्र≠ | कारणात्मक अनुमान | स्वास्थ्य अर्थशास्त्र |
| परिवार≠ | Regression model | Process / pipeline |
| उद्भव वर्ष≠ | 1983–2002 | 1990s (modern applications) |
| प्रवर्तक≠ | Paul R. Rosenbaum (formal framework); applied in education research by Briggs and others | Angrist & Pischke (applied econometrics); rooted in econometric theory |
| प्रकार≠ | Causal robustness / bias assessment | Method |
| मौलिक स्रोत≠ | Rosenbaum, P. R. (2002). Observational Studies (2nd ed.). Springer. ISBN: 978-0387989679 | Angrist, J. D., & Pischke, J. S. (2009). Mostly Harmless Econometrics: An Empiricist's Companion. Princeton: Princeton University Press. link ↗ |
| उपनाम | Rosenbaum sensitivity analysis, hidden-bias sensitivity analysis, causal sensitivity analysis, SA for causal education studies | IV, two-stage least squares, TSLS, causal estimation |
| संबंधित≠ | 6 | 3 |
| सारांश≠ | Sensitivity analysis for causality in education research tests how robust a quasi-experimental finding is to unmeasured confounding. Rather than assuming all bias has been removed, it quantifies how large a hidden bias would need to be to overturn a causal conclusion — a critical safeguard when randomisation is impossible, which is common in educational settings. | Instrumental variables (IV) is an econometric method to estimate causal effects when treatment or exposure is not randomly assigned and confounding is severe or unmeasured. IV relies on a third variable (instrument) that influences treatment but does not directly affect the outcome, allowing researchers to isolate the causal effect from the noise of confounding. Developed extensively in econometrics (Angrist & Pischke, 1990s–2000s), IV methods are increasingly used in health economics and health services research to leverage natural experiments and policy changes. |
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