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	<title>lightbucket &#187; election polls</title>
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		<title>lightbucket &#187; election polls</title>
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		<title>So, was there a &#8216;Bradley effect&#8217;? (Answer: No)</title>
		<link>http://lightbucket.wordpress.com/2008/11/05/so-was-there-a-bradley-effect-answer-no/</link>
		<comments>http://lightbucket.wordpress.com/2008/11/05/so-was-there-a-bradley-effect-answer-no/#comments</comments>
		<pubDate>Wed, 05 Nov 2008 15:00:59 +0000</pubDate>
		<dc:creator>lightbucket</dc:creator>
				<category><![CDATA[election polls]]></category>
		<category><![CDATA[Barack Obama]]></category>
		<category><![CDATA[Bradley effect]]></category>

		<guid isPermaLink="false">http://lightbucket.wordpress.com/?p=2726</guid>
		<description><![CDATA[The U.S. presidential election is over. Was there a &#8216;Bradley effect&#8217;? To find out, I&#8217;ll compare the final day&#8217;s polling data against the election outcomes for some key states.








In a previous post I looked at the &#8216;Bradley effect&#8217;, a systematic polling error where opinion polls overestimate the vote share of black candidates in U.S. elections. [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=lightbucket.wordpress.com&blog=2834412&post=2726&subd=lightbucket&ref=&feed=1" />]]></description>
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			<media:title type="html">Election 2008</media:title>
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		<title>Is there a &#8216;Bradley effect&#8217; in U.S. election polling?</title>
		<link>http://lightbucket.wordpress.com/2008/10/27/is-there-a-bradley-effect-in-us-election-polling/</link>
		<comments>http://lightbucket.wordpress.com/2008/10/27/is-there-a-bradley-effect-in-us-election-polling/#comments</comments>
		<pubDate>Mon, 27 Oct 2008 20:02:41 +0000</pubDate>
		<dc:creator>lightbucket</dc:creator>
				<category><![CDATA[election polls]]></category>
		<category><![CDATA[Barack Obama]]></category>
		<category><![CDATA[Blair Levin]]></category>
		<category><![CDATA[Bradley effect]]></category>
		<category><![CDATA[Daniel Hopkins]]></category>
		<category><![CDATA[Tom Bradley]]></category>
		<category><![CDATA[Wilder effect]]></category>

		<guid isPermaLink="false">http://lightbucket.wordpress.com/?p=2040</guid>
		<description><![CDATA[With Obama ahead in opinion polls, the &#8216;Bradley effect&#8217; &#8211; where polls overestimate the vote share of black candidates &#8211; is coming up for discussion. How large is the Bradley effect? In fact, does it still exist at all? A comprehensive quantitative analysis says &#8220;no&#8221;.








[&#8201;I'm veering off the beaten track here with a brief foray [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=lightbucket.wordpress.com&blog=2834412&post=2040&subd=lightbucket&ref=&feed=1" />]]></description>
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			<media:title type="html">Election 2008</media:title>
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			<media:title type="html">Tom Bradley</media:title>
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			<media:title type="html">Bradley effect, from Hopkins</media:title>
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