Skills

Cohort Analysis

Perform cohort analysis on user engagement data, retention curves, feature adoption...

Install

npx skills add phuryn/pm-skills --skill cohort-analysis -g -a claude-code -y
Repository
phuryn/pm-skills27.6k
Category
Engineering
Updated
6d ago
License
MIT
Context cost
Lightabout 1,178 tokens
Runs scripts
No, instructions only

What it does

Perform cohort analysis on user engagement data, retention curves, feature adoption trends, and segment-level insights. Use when analyzing user retention by cohort, studying feature adoption over time, investigating churn patterns, or identifying engagement trends.

Cohort Analysis & Retention Explorer

Purpose

Analyze user engagement and retention patterns by cohort to identify trends in user behavior, feature adoption, and long-term engagement. Combine quantitative insights with qualitative research recommendations.

How It Works

Step 1: Read and Validate Your Data

  • Accept CSV, Excel, or JSON data files with user cohort information
  • Verify data structure: cohort identifier, time periods, engagement metrics
  • Check for missing values and data quality issues
  • Summarize key statistics (cohort sizes, date ranges, metrics available)

Step 2: Generate Quantitative Analysis

  • Calculate cohort retention rates and engagement trends
  • Identify retention curves, drop-off patterns, and anomalies
  • Compute feature adoption rates across cohorts
  • Calculate month-over-month or period-over-period changes
  • Generate Python analysis scripts using pandas and numpy if requested

Step 3: Create Visualizations

  • Generate retention heatmaps (cohorts vs. time periods)
  • Create line charts showing cohort progression
  • Build comparison charts for feature adoption
  • Visualize drop-off points and engagement trends
  • Output as interactive charts or static images

Step 4: Identify Insights & Patterns

  • Spot one or more significant patterns:
    • Early churn in specific cohorts
    • Late-stage engagement changes
    • Feature adoption clusters
    • Seasonal or temporal trends
  • Highlight surprising findings and deviations
  • Compare cohort performance to establish baselines

Step 5: Suggest Follow-Up Research

  • Recommend qualitative research methods:
    • Targeted user interviews with churning users
    • Feature usage surveys with engaged cohorts
    • Session replays of key interaction patterns
    • Win/loss analysis for high vs. low retention cohorts
  • Design follow-up quantitative studies
  • Suggest A/B tests or feature experiments

Usage Examples

Read the whole SKILL.md on GitHub

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