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Presets:

Engagement RateGA4 · Engaged Session

Attribute	Engagement Rate Internal	GA4 · Engaged Session External
Origin	Internal	External · GA4
Definition	Engagement Rate measures the share of an audience that meaningfully interacts. Northwind's internal definition counts qualifying in-product interactions per active session — which differs materially from platform definitions like GA4 or Meta.	A session lasting 10s+, with a conversion, or 2+ pageviews (Google's definition).
Unit	%	—
Formula	qualifying_interactions / active_sessions	Sessions that last ≥ 10 seconds OR have ≥ 1 conversion event OR ≥ 2 pageviews
Includes	Qualifying in-product interactions	Sessions ≥ 10s Sessions with a conversion Sessions with 2+ pageviews
Excludes	Passive impressions Ad interactions	Bounces (single short pageview, no engagement)
Applicable dimensions / channels	—	Date Channel Device Country
Known limitations	—	Measures session quality, not content interaction Modeled/sampled for large properties
Comparability to internal	Internal source of truth	Partially comparable

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These definitions come from different sources. Review each object’s scope, formula, and comparability before combining them in a single report.