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ADS · Bayes classifier, ERM & error terms

8 questions · 19 marks · 1 paper

Answer key

Indian Institute of Technology Madras

BS Degree Programme · Examination & Study Paper

Algorithms for Data Science

Bayes classifier, ERM & error terms

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.

Read the passage below, then answer Q1–Q3
Based on the above data, answer the given subquestions.
Q1MCQ2 Marks·Choose one option
Key ↓
Choose the most appropriate matching.
1. A(1) = approximation error, (2) = generalization error, (3) = estimation error
2. B(1) = generalization error , (2) = approximation error, (3) = estimation error
3. C(1) = estimation error, (2) = approximation error, (3) = generalization error
4. D(1) = approximation error, (2) = estimation error, (3) = generalization error
Q2MSQ2 Marks·Choose all correct options
Key ↓
Select all true statements.
1. A
2. B
3. C
4. D
Q3MCQ2 Marks·Choose one option
Key ↓
Which of the following is true? Select the most appropriate answer.
1. AThe Bayes error is non-negative.
2. BThe Bayes error is zero.
3. CThe Bayes error is positive.
4. DThe Bayes error is negative.
Read the passage below, then answer Q4–Q5
Based on the above data, answer the given subquestions.
Q4MCQ3 Marks·Choose one option
Key ↓
1. A
2. B
3. C
4. D
Q5NAT3 Marks·Write the number
Key ↓
Your answer:
Read the passage below, then answer Q6–Q8
Based on the above data, answer the given subquestions.
Q6NAT2 Marks·Write the number
Key ↓
Your answer:
Q7NAT2 Marks·Write the number
Key ↓
Your answer:
Q8NAT3 Marks·Write the number
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

Q2A, B

Q3A

Q4A

Q50.125

Q61

Q70

Q80.125

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.