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Stats 2 Quiz 2: 13 March 2022, Set QPE1 (January 2022 term)

Question 1

+3 marksOne correct option

Let X and Y be independent Poisson random variables with mean 1. Then
P(min(X, Y ) = 0) equals

  1. A
  2. B
  3. C
  4. D

Question 2

+4 marksOne or more correct options

Suppose the moment generating function of a random variable X is given by MX(λ) = e^(8λ)² and X1, X2 , . . . ,X9 are 9 i.i.d. samples with distribution X. Let Y be a random variable defined as Y = X1 + X2 + · · · + X9. Which of the following options are true?

Select all that apply.

  1. A
  2. B
  3. C
  4. D

Question 3

+5 marksOne or more correct options

Select all that apply.

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

17 more questions in this paper

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More on the Stats 2 Quiz 2 13 Mar 2022 Set QPE1 paper

The IIT Madras BS Statistics for Data Science II (Stats 2) Quiz 2 paper sat on 13 Mar 2022, in the January 2022 term, set QPE1: 20 questions for 50 marks in 120 minutes. The first 3 questions are below. Sign in with Google — it is free — to see the whole paper with its answers and explanations, in learning mode or as a timed mock test.

FeatureStats 2 Quiz 2 13 Mar 2022 Set QPE1 at a glance
TermJanuary 2022 term
SubjectStatistics for Data Science II
Course codeBSMA1004
Questions20
Marks50
Duration120 min
MCQ2
MSQ2
Numerical12
Written4
Official paperIIT M FOUNDATION QUIZ2 EXAM QPE2 13 Mar 2022
Negative markingNo negative marking.
Updated

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