The Lean Startup: How Today's Entrepreneurs Use Continuous Innovation to Create Radically Successful Businesses · chapter 7 · id the-lean-startup-c7-04-cohort-analysis----tracking-me
“Cohort analysis -- tracking metrics for groups of customers who joined during the same time period -- is the foundation of actionable metrics and reveals patterns invisible in aggregate data.”
VERIFIEDconfidence: high⚠ extracted by pipeline, re-audit pending
Receipts
Fader & Hardie (2005), Customer-Base Analysis, Marketing ScienceDOI registry: valid
Cohort analysis and customer-base methods for tracking retention and lifetime value were well-established in quantitative marketing by the early 2000s.
Dave McClure, AARRR Startup Metrics (2007)source alive
McClure's AARRR framework explicitly used cohort-based retention and conversion analysis 4 years before The Lean Startup.
Andrew Chen -- Cohort Analysis for startupsFLAGGED: dead link (404)
Andrew Chen was writing about cohort analysis for startups in 2008-2009, years before Ries' book. The technique is standard in growth analytics.
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