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May 2025 term · Statistics for Data Science II · BSMA1004

Statistics for Data Science II Quiz 2: 3 August 2025, Set 1 (May 2025 term)

The IIT Madras BS Statistics for Data Science II (Stats 2) Quiz 2 paper sat on 3 Aug 2025, in the May 2025 term, set 1: 22 questions for 47 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
22
Marks
47
Duration
120 min
MCQ
6
MSQ
2
Written
14
Take as mock testPractise with answers

Updated

Official paper: IIT M IMPROVEMENT AN EXAM QIT3 03 Aug · No negative marking.

Question 1

+1 markOne correct option

THIS IS QUESTION PAPER FOR THE SUBJECT "FOUNDATION LEVEL : STATISTICS FOR DATA SCIENCE II (COMPUTER BASED EXAM)" ARE YOU SURE YOU HAVE TO WRITE EXAM FOR THIS SUBJECT? CROSS CHECK YOUR HALL TICKET TO CONFIRM THE SUBJECTS TO BE WRITTEN. (IF IT IS NOT THE CORRECT SUBJECT, PLS CHECK THE SECTION AT THE TOP FOR THE SUBJECTS REGISTERED BY YOU)

  1. A

    YES

  2. B

    NO

Show answer

Correct answer

  • A

    YES

Question 1 on its own page

Question 2

+1 markOne correct option
Figure from the original question paper
Figure from the original question paper
  1. A

    Useful Data has been mentioned above.

  2. B

    This data attachment is just for a reference & not for an evaluation.

Show answer

Correct answer

  • A

    Useful Data has been mentioned above.

Question 2 on its own page

Question 3

+3 marksOne correct option
Figure from the original question paper
  1. A
    Figure from the original question paper
  2. B
    Figure from the original question paper
  3. C
    Figure from the original question paper
  4. D
    Figure from the original question paper
Show answer

Correct answer

  • D
    Figure from the original question paper
Question 3 on its own page

Question 4

+3 marksOne or more correct options
Figure from the original question paper

Select all that apply.

  1. A
    Figure from the original question paper
  2. B
    Figure from the original question paper
  3. C
    Figure from the original question paper
  4. D
    Figure from the original question paper
  5. E
    Figure from the original question paper
Show answer

Correct answers

  • A
    Figure from the original question paper
  • E
    Figure from the original question paper
Question 4 on its own page

Question 5

+3 marksOne or more correct options
Figure from the original question paper

Select all that apply.

  1. A
    Figure from the original question paper
  2. B
    Figure from the original question paper
  3. C
    Figure from the original question paper
  4. D
    Figure from the original question paper
Show answer

Correct answers

  • B
    Figure from the original question paper
  • D
    Figure from the original question paper
Question 5 on its own page

Question 6

+3 marksWritten answer
Figure from the original question paper
Show answer

A written answer, not marked automatically.

Question 6 on its own page

Question 7

+3 marksWritten answer
Figure from the original question paper
Show answer

A written answer, not marked automatically.

Question 7 on its own page

Question 8

+3 marksOne correct option

Based on the above data, answer the given subquestions.

Based on the above data, answer the given subquestions.
Figure from the original question paper
  1. A
    Figure from the original question paper
  2. B
    Figure from the original question paper
  3. C
    Figure from the original question paper
  4. D
    Figure from the original question paper
Show answer

Correct answer

  • D
    Figure from the original question paper
Question 8 on its own page

Question 9

+2 marksWritten answer

Based on the above data, answer the given subquestions.

Based on the above data, answer the given subquestions.

Find the value of P(X < 1, Y < 1). Enter the answer correct to two decimal places.

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A written answer, not marked automatically.

Question 9 on its own page

Question 10

+2 marksOne correct option

Based on the above data, answer the given subquestions.

Based on the above data, answer the given subquestions.

What is the marginal distribution of Y ?

  1. A
    Figure from the original question paper
  2. B
    Figure from the original question paper
  3. C
    Figure from the original question paper
  4. D
    Figure from the original question paper
Show answer

Correct answer

  • B
    Figure from the original question paper
Question 10 on its own page

Question 11

+3 marksWritten answer

Based on the above data, answer the given subquestions.

Based on the above data, answer the given subquestions.
Figure from the original question paper
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A written answer, not marked automatically.

Question 11 on its own page

Question 12

+3 marksOne correct option

Based on the above data, answer the given subquestions.

Based on the above data, answer the given subquestions.

Which of the following options is an acceptable approximate model for Y as per the Central Limit Theorem?

  1. A
    Figure from the original question paper
  2. B
    Figure from the original question paper
  3. C
    Figure from the original question paper
  4. D
    Figure from the original question paper
  5. E
    Figure from the original question paper
Show answer

Correct answer

  • C
    Figure from the original question paper
Question 12 on its own page

Question 13

+2 marksWritten answer

Based on the above data, answer the given subquestions.

Based on the above data, answer the given subquestions.

Using the Central Limit Theorem, it is calculated that the approximate value of P(Y > a) is 0.023. What is the value of a? (See the “Useful Data” given in the Question 2 ).

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Question 14

+3 marksWritten answer

Based on the above data, answer the given subquestions.

Based on the above data, answer the given subquestions.
Figure from the original question paper
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Question 14 on its own page

Question 15

+2 marksWritten answer

Based on the above data, answer the given subquestions.

Based on the above data, answer the given subquestions.
Figure from the original question paper
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Question 15 on its own page

Question 16

+2 marksWritten answer

Based on the above data, answer the given subquestions.

Based on the above data, answer the given subquestions.

Find the value of k.

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Question 16 on its own page

Question 17

+3 marksWritten answer

Based on the above data, answer the given subquestions.

Based on the above data, answer the given subquestions.
Figure from the original question paper
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Question 17 on its own page

Question 18

+1 markWritten answer

Based on the above data, answer the given subquestions.

Based on the above data, answer the given subquestions.
Show answer

A written answer, not marked automatically.

Question 18 on its own page

Question 19

+1 markWritten answer

Based on the above data, answer the given subquestions.

Based on the above data, answer the given subquestions.
Show answer

A written answer, not marked automatically.

Question 19 on its own page

Question 20

+1 markWritten answer

Based on the above data, answer the given subquestions.

Based on the above data, answer the given subquestions.
Show answer

A written answer, not marked automatically.

Question 20 on its own page

Question 21

+1 markWritten answer

Based on the above data, answer the given subquestions.

Based on the above data, answer the given subquestions.
Show answer

A written answer, not marked automatically.

Question 21 on its own page

Question 22

+1 markWritten answer

Based on the above data, answer the given subquestions.

Based on the above data, answer the given subquestions.
Show answer

A written answer, not marked automatically.

Question 22 on its own page