Total probability formula: P(B) = Σ P(B|Aᵢ) P(Aᵢ) — IITM BS previous year questions

Total probability formula: P(B) = Σ P(B|Aᵢ) P(Aᵢ) is part of Law of Total Probability (L8.3), Week 8 in Statistics 1. Prasnya files every IIT Madras BS previous year question from this subtopic here, each one with a worked explanation. Take the whole set as a timed mock and you get accuracy, pacing and per-question analysis back.