Individual skill

cohort-analysis

Structure a cohort analysis for retention, LTV, or behavioural patterns. Use when asked to run a cohort analysis, analyse retention by cohort, segment users by behaviour over time, or calculate lifetime value by acquisition period. Produces a complete cohort analysis framework with methodology, cohort definitions, retention curves, and prioritised interventions.

skills/cohort-analysis/SKILL.md

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# Cohort Analysis Skill

Produces a structured cohort analysis covering retention curves, LTV estimation, behavioural segmentation, leading churn indicators, and prioritised interventions. Output is ready to present to product leadership or share with growth and data teams.

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## Required Inputs

**Ask for any of these that are missing before starting. Do not fabricate numbers, benchmarks, or schema details.**

| Input | What to ask if missing |
|---|---|
| **Analysis goal** | Retention improvement / LTV modelling / behavioural segmentation / churn prediction — pick one primary goal |
| **Product or feature** | What is being analysed? |