Abbreviated Interrupted Time-Series - Institute for Policy Research
Abbreviated Interrupted Time-Series - Institute for Policy Research
Abbreviated Interrupted Time-Series - Institute for Policy Research
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Two Causal Mechanisms<br />
• D & J claim results due to NCLB requiring some states to insert<br />
sanctions into their accountability systems in 2002 ‐ the<br />
consequential accountability mechanism (CA)<br />
• WC&S claim their results due to higher proficiency standards<br />
after 2002 imposing more sanctions and school change<br />
compared to states with lower proficiency standards ‐ the<br />
proficiency standards mechanism (S)<br />
• Correlation between two ‐ our measure and Hanushek’s ‐ is<br />
.05. So independent mechanisms.<br />
• How do the two combined relate to reading?