Transcription of Multilevel Analysis - Princeton University
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Multilevel Analysis - Princeton University
PU/DSS/OTRM ultilevel Analysis (ver. )Oscar Torres-ReynaData Multilevel model whenever your data is grouped (or nested) in more than one category (for example, states, countries, etc). Multilevel models allow: Study effects that vary by entity (or groups) Estimate group level averagesSome advantages: Regular regression ignores the average variation between entities. Individual regression may face sample problems and lack of generalizationMotivationPU/DSS/OTR3-40-2 002040y0204060schoolScorey_meanuse : egeny_mean=mean(y)twowayscatter y school, msize(tiny) || connected y_meanschool, connect(L) clwidth(thick) clcolor(black) mcolor(black) msymbol(none) || , ytitle(y)Variation between entitiesPU/DSS/OTR4statsbyinter=_b[_cons ] slope=_b[x1], by(school) saving(ols, replace).
PU/DSS/OTR. 2. Use multilevel model whenever your data is grouped (or nested) in more than one category (for example, states, countries, etc). Multilevel models allow:
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