Linear Statistical Models End Term: 13 April 2025, Set 1-3 (January 2025 term)

The IIT Madras BS Linear Statistical Models (Linear Statistical Models) End Term paper sat on 13 Apr 2025, in the January 2025 term, set 1-3: 1 question for 50 marks in 180 minutes. Every question is below with its answer. Take it as a timed mock test to be marked, or read it through first.