30 Jul '11, 7pm

How Important Is CTR In Google’s Quality Score Formula? (via @Quality_Score) /nerdism love. cc @delargonauta @blopo200

How Important Is CTR In Google’s Quality Score Formula? (via @Quality_Score) /nerdism love. cc @delargonauta @blopo200

A question often posed by marketers is, “What is the relative importance of different factors Google uses to determine quality score (QS)?”. Some of the factors mentioned on the AdWords blog are: Click through rate of the keyword and the matched ad Account history Landing page quality Keyword/Ad Group relevance The question for an advertiser then becomes, “What factor should be the primary focus when trying to improve my quality score?.” The answer is overwhelmingly the click through rate (CTR). For the analysis, we looked at several Google accounts and plotted quality score vs. CTR. A typical plot for a large account with 500,000+ keywords looked like this: Several interesting patterns show up: Quality scores from 1 to 8 are very well explained by CTR. Notice how the linear regression (line fit) aligns so well with the observed pattern. The R squared of 72% of the trend i...

Full article: http://searchengineland.com/how-important-is-click-throug...

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A great article on Adwords quality score myths, by @sengineland #ppc

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