Product Analytics Dashboard Design

Design a comprehensive product metrics dashboard for [product area]. Specify: 1) 3-5 primary KPIs with exact calculations and business relevance, 2) 5-8 secondary metrics that provide diagnostic information, 3) Required data sources and collection methods, 4) Segmentation dimensions for analysis (user types, platforms, etc.), 5) Visualization types for each metric with rationale, 6) Threshold values that would trigger investigations, 7) Recommended analysis cadence, and 8) Specific action plans for different metric movements.