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Free IIT Madras BS notes, PYQs and mock tests at btechi.in

MLT · MLE, MAP & Bayesian estimation

7 questions · 25 marks · 7 papers

Answer key

Indian Institute of Technology Madras

BS Degree Programme · Examination & Study Paper

Machine Learning Techniques

MLE, MAP & Bayesian estimation

Official Paper

Examination Instructions & Guidelines

Solve on notebook/paper first before checking solutions.
MCQ: Exactly 1 option is correct. Negative marking applies.
MSQ: One or more options correct. Select all to score.
NAT: Numerical response. No negative marking.
Scientific calculator allowed for all calculations.
Official answer key is sealed at the end of this sheet.

Quiz 1 · 26 Oct 2025 (AN)Quiz 1

Q1MSQ4 Marks·Choose all correct options
Asked 2 times Key ↓
1. APosterior mean for Beta(1, 1) is 0.039.
2. BPosterior mean for Beta(1, 1) is 0.03.
3. CPosterior mean for Beta(0.5, 0.5) is 0.025.
4. DPosterior mean for Beta(0.5, 0.5) is 0.034.

End Term · 31 Aug 2025 (AN)End Term

Q2NAT4 Marks·Write the number
Asked 3 times Key ↓
Your answer:

Quiz 2 · 3 Aug 2025 (AN)Quiz 2

Q3MCQ4 Marks·Choose one option
Key ↓
1. A
2. B
3. C
4. D

End Term · 13 Apr 2025 (FN)End Term

Q4NAT3 Marks·Write the number
Key ↓
Your answer:

End Term · 13 Apr 2025 (AN)End Term

Q5NAT4 Marks·Write the number
Asked 2 times Key ↓
Your answer:

End Term · 22 Dec 2024 (FN)End Term

Q6NAT3 Marks·Write the number
Asked 3 times Key ↓
Your answer:

End Term · 22 Dec 2024 (AN)End Term

Q7NAT3 Marks·Write the number
Asked 3 times Key ↓
Your answer:

Official Key

Master Answer Key & Explanations

Official answer keys from IIT Madras BS past papers. Click any question to review.

Reveal Key

Q1A, D

Q20.28 to 0.34

Q3A

Q420

Q50.148 to 0.154

Q655

Q752

Questions and answer keys are reproduced from the official IIT Madras BS papers. Topics and repeated question types are BTechi’s own grouping. BTechi is not affiliated with IIT Madras.