uTest released a study they named "Battle of the Search Engines" which measured the relevancy of Google, Yahoo, and Bing based on "search results accuracy, page load speed, real-time relevance and usability." The report found that there were over 600 "bugs" found in the test. By "bug" I believe they mean links that lead to dead ends, i.e. broken links. I am not exactly sure how that measures "relevancy" of the search result, but it does tell us some things.
In any event, here are the key points from the survey:
71% of respondents stated search results accuracy as the most important [...]
Related Topics: Channel: Strategy | Stats: Relevancy