Bounce rate analytics not used in googles search ranking

via The SEM Post 
http://www.thesempost.com/bounce-rate-analytics-not-used-in-googles-search-ranking/

Despite the tweet, however, "Many believe that Google tracks bounce rate, not through Analytics, but by using data that shows when a searcher clicks through to a site, and then clicks on another result in that same set of search results in a very short period of time, especially since Google does track those clicks." Gary Illyes on Twitter: "@dnespo we don`t use analytics/bounce rate in search ranking"