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	<title>Comments on: How to Invalidate your Own A/B Testing</title>
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	<link>http://blog.whatclinic.com/2009/04/how-to-invalidate-your-own-ab-testing.html</link>
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		<title>By: admin</title>
		<link>http://blog.whatclinic.com/2009/04/how-to-invalidate-your-own-ab-testing.html/comment-page-1#comment-381</link>
		<dc:creator>admin</dc:creator>
		<pubDate>Tue, 02 Jun 2009 11:00:09 +0000</pubDate>
		<guid isPermaLink="false">http://ibehealth.com/2009/04/how-to-invalidate-your-own-ab-testing.html#comment-381</guid>
		<description>Hi Richard 

Thanks for dropping by and for the comment. You are right that it is a valid test, however it wasn&#039;t a valid test for what we were trying to measure. We were trying to test designs to find a better converting form, however by introducing a new varibable it wasn&#039;t possible to test how well the design affected form conversion though one A/B test run. Using different testing methodologies it would have, however this particular test wasn&#039;t set up that way.

We did not mearure the importance of each element, this was straight forward, boil in the bag A/B testing. We also do multi-variant testing but not in this instance.</description>
		<content:encoded><![CDATA[<p>Hi Richard </p>
<p>Thanks for dropping by and for the comment. You are right that it is a valid test, however it wasn&#8217;t a valid test for what we were trying to measure. We were trying to test designs to find a better converting form, however by introducing a new varibable it wasn&#8217;t possible to test how well the design affected form conversion though one A/B test run. Using different testing methodologies it would have, however this particular test wasn&#8217;t set up that way.</p>
<p>We did not mearure the importance of each element, this was straight forward, boil in the bag A/B testing. We also do multi-variant testing but not in this instance.</p>
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		<title>By: Richard Hearne</title>
		<link>http://blog.whatclinic.com/2009/04/how-to-invalidate-your-own-ab-testing.html/comment-page-1#comment-377</link>
		<dc:creator>Richard Hearne</dc:creator>
		<pubDate>Sun, 31 May 2009 13:17:17 +0000</pubDate>
		<guid isPermaLink="false">http://ibehealth.com/2009/04/how-to-invalidate-your-own-ab-testing.html#comment-377</guid>
		<description>Interesting. Not sure why this difference invalidates the test though? It&#039;s still a valid test, with the presence of the phone number being a variable tested.

I&#039;d also say that the hero shot may have been a strong  variable, but as you mention opinions are more often than not wrong. Do you measure the relative importance of each element on the outcomes you derive?

Rgds
Richard</description>
		<content:encoded><![CDATA[<p>Interesting. Not sure why this difference invalidates the test though? It&#8217;s still a valid test, with the presence of the phone number being a variable tested.</p>
<p>I&#8217;d also say that the hero shot may have been a strong  variable, but as you mention opinions are more often than not wrong. Do you measure the relative importance of each element on the outcomes you derive?</p>
<p>Rgds<br />
Richard</p>
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