This question evaluates product analytics, metric definition and instrumentation, diagnostic analysis, experimentation design, and predictive modeling skills within the Analytics & Experimentation domain, requiring both conceptual understanding and practical application.
Context: You are a Data Scientist working on LinkedIn's Profile experience. "Profile completion rate" should be defined precisely, instrumented, and improved through analysis and experimentation. Assume you can track field-level events (e.g., photo, headline, experience, education, skills), sessions, device, and notifications.
Answer the following:
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