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Statistics for Data Science I · Qualifier · 7 Aug 2022 · May 2022 term

Question 9: If the population standard deviation of the first 2n natur…

Question 9

+5 marksOne or more correct options

If the population standard deviation of the first 2n natural numbers (excluding zero) is s1, the population standard deviation of the next 2n natural numbers is s2, and the population standard deviation of the first 4n natural numbers (excluding zero) is s3, then which of the following statements is/are true?

Select all that apply.

  1. A

    s1 > s2

  2. B

    s2 = s1

  3. C

    s2 < s3

  4. D

    s1 < s3

  5. E

    s1 = s2 > s3

Show answer

Correct answers

  • B

    s2 = s1

  • C

    s2 < s3

  • D

    s1 < s3

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Question 9 of 17 in the IIT Madras BS Statistics for Data Science I (Stats 1) Qualifier paper sat on 7 Aug 2022, in the May 2022 term (IIT M QUALIFIER EXAM QPE 07 Aug 2022 IBA NS). It carries 5 marks.

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