They usually mean one of two things. The click through rate (CTR) of a page is determined by the number of people that click on your result in the SERPs. If your snippet is very appealing to a user, or appears in a higher position, people are more inclined to …

I think it 's safe to assume that relevancy and other factors play some role in how your site is ranked, given the scale and complexity of how rankings are determined. Google has told us for well over 10 years what is important to them and how to rank higher …