Quiz Space

Statistics for Data Science II · Quiz 2 · 23 Nov 2025 · September 2025 term

Question 20: Find the value of Var\ . Enter the answer correct to thr…

Question 20

+2 marksNumerical answer

Let
i.i.d Uniform
. Suppose
is the sample mean.
Based on the above data, answer the given subquestions.

Find the value of Var
. Enter the answer correct to three decimal places.

Show answer

Correct answer: 0.014 (accepted within ±0.003)

See the whole paperTake it as a mock test

Question 20 of 21 in the IIT Madras BS Statistics for Data Science II (Stats 2) Quiz 2 paper sat on 23 Nov 2025, in the September 2025 term (IIT M DIPLOMA AN EXAM QDD2 23 Nov 2025 NEW). It carries 2 marks.

More questions from this paper

  1. Q1Figure question
  2. Q2Figure question
  3. Q3Figure question
  4. Q4Figure question
  5. Q5Figure question
  6. Q6Figure question
  7. Q7Figure question
  8. Q8Find the probability that the operational cost is less than ₹90. Enter the answer correct to two decimal places.
  9. Q9Which of the following is the correct PDF of Y ?
  10. Q10Find the value of\ Enter the answer correct to one decimal place.
  11. Q11What is the value of\ Enter the answer correct to one decimal place.
  12. Q12Figure question
  13. Q13Figure question
  14. Q14The joint PDF of two continuous random variables\ and\ is given by Based on the above data, answer the given subquestio…
  15. Q15The joint PDF of two continuous random variables\ and\ is given by Based on the above data, answer the given subquestio…
  16. Q16Two fair six-sided dice are thrown simultaneously. Let\ be the outcome on the first die and be the outcome on the secon…
  17. Q17Which of the following statement(s) is/are correct?
  18. Q18Using the Central Limit Theorem, find the approximate probability that the total number of subjects taken by all\ stude…
  19. Q19Find the value of\ .Enter the answer correct to one decimal place.
  20. Q21Let\ i.i.d Uniform\ . Suppose\ is the sample mean.\ Based on the above data, answer the given subquestions. Find\ .