spearman correlation seo 2

https://mega-wiki.win/index.php/How_BM25F_SEO_Ranking_Reflects_Real_On-Page_Relevance

When I ran a Spearman correlation on our SEO data, I found that page loading speed and bounce rate had a monotonic relationship, but not a linear one—faster pages almost always kept people reading longer, but the effect wasn't constant for every extra millisecond.