Media & Publishing / Audience
Bounce Rate vs Engaged Sessions ~ (aliases: bounce rate, single-page-session rate, engagement rate, GA4 engaged sessions)
How many visitors left after a single interaction versus how many actually engaged, a definition that changed underneath the industry and now means two different things.
The fork, why two teams get different numbers
The same word covers incompatible math across analytics eras.
In the Metric Library
- The full fork, both definitions worked all the way through
- The trap that makes the number lie, on a real export
- Every formula variant, spelled out
- The reconciliation anchor, what to tie it to and when to refuse
Reference: web-analytics measurement convention incl. GA4 engaged-session model (reference); no single standards body