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May 2022 term · Machine Learning Foundations · BSCS2004

Machine Learning Foundations Quiz 1: 5 June 2022 (May 2022 term)

The IIT Madras BS Machine Learning Foundations (MLF) Quiz 1 paper sat on 5 Jun 2022, in the May 2022 term: 14 questions for 50 marks in 120 minutes. Every question is below with its answer. Take it as a timed mock test to be marked, or read it through first.

Questions
14
Marks
50
Duration
120 min
Numerical
10
MSQ
1
MCQ
3
Take as mock testPractise with answers

Updated

Official paper: IIT M DIPLOMA QUIZ1 EXAM QPE1 05 Jun 2022 IBA · No negative marking.

Question 1

+4 marksNumerical answer

NOTE: Enter your answer to the nearest integer.

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Correct answer: 2

Question 1 on its own page

Question 2

+4 marksNumerical answer

Give the reconstruction error for this encoder decoder pair. The reconstruction error is the mean of the squared distance between the reconstructed input and input.
NOTE: Enter your answer to the nearest integer.

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Correct answer: 24.5 (accepted within ±0.5)

Question 2 on its own page

Question 3

+4 marksNumerical answer

NOTE: Enter your answer in one decimal place.

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Correct answer: 3.5 (accepted within ±0.2)

Question 3 on its own page

Question 4

+4 marksNumerical answer

NOTE: Enter your answer to the nearest integer.

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Correct answer: 11

Question 4 on its own page

Question 5

+4 marksNumerical answer

NOTE: Enter your answer in two decimal places.

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Correct answer: 0.275 (accepted within ±0.075)

Question 5 on its own page

Question 6

+4 marksNumerical answer

NOTE: Enter your answer to the nearest integer.

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Correct answer: 0

Question 6 on its own page

Question 7

+4 marksNumerical answer

NOTE: Enter your answer to the nearest integer.

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Correct answer: 1297

Question 7 on its own page

Question 8

+4 marksNumerical answer

NOTE: Enter your answer to the nearest integer.

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Correct answer: -21

Question 8 on its own page

Question 9

+2 marksOne or more correct options

Identify which of the following requires use of classification technique.

Select all that apply.

  1. A

    Predicting the amount of rainfall in May 2022 in North India based on precipitation data of the year 2021.

  2. B

    Predicting the price of a land based on its area and distance from the market.

  3. C

    Predicting whether an email is spam or not.

  4. D

    Predicting whether the patient is having cancer or not.

Show answer

Correct answers

  • C

    Predicting whether an email is spam or not.

  • D

    Predicting whether the patient is having cancer or not.

Question 9 on its own page

Question 10

+2 marksNumerical answer
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Correct answer: 0

Question 10 on its own page

Question 11

+3 marksNumerical answer

NOTE: Enter your answer to the nearest integer.

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Correct answer: 3

Question 11 on its own page

Question 12

+3 marksOne correct option
  1. A
  2. B
  3. C
  4. D
Show answer

Correct answer

  • C
Question 12 on its own page

Question 13

+4 marksOne correct option
  1. A

    0.8686

  2. B

    0.3636

  3. C

    1.0363

  4. D

    1.3636

Show answer

Correct answer

  • B

    0.3636

Question 13 on its own page

Question 14

+4 marksOne correct option

For the above given data set Raj wants to compute a least square approximation that best fits the dataset with minimum error. Which of the following is the correct equation for the best fit line computed by Raj?

  1. A
  2. B
  3. C
  4. D
  5. E
Show answer

Correct answer

  • C
Question 14 on its own page