Regression Discontinuity - Institute for Policy Research
Regression Discontinuity - Institute for Policy Research
Regression Discontinuity - Institute for Policy Research
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Graphical analysis (New Jersey PPVT)<br />
0 50 100 150<br />
0 50 100 150<br />
PPVT<br />
locpoly smooth: rawscor<br />
-400 -200 0 200 400<br />
Days from cutoff<br />
ppvt/tvip raw score<br />
lowess rawscor cutmarg<br />
ppvt/tvip raw score<br />
lowess rawscor cutmarg<br />
-400 -200 0 200 400<br />
cutmarg<br />
locpoly smooth: rawscor<br />
locpoly smooth: rawscor<br />
0 50 100 150<br />
PPVT<br />
Lowess<br />
Local Linear <strong>Regression</strong><br />
(LLN)<br />
<strong>Regression</strong><br />
-400 -200 0 200 400<br />
Days from cutoff<br />
ppvt/tvip raw score<br />
Fitted values<br />
ppvt/tvip raw score<br />
Fitted values