ISS (Statistical Services) Statistics Paper I (New 2016 MCQ Pattern): Questions 365 - 369 of 469
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Question number: 365
» Probability » Kolmogorov's Inequalities
Question
Which of the following statement is correct?
Choices
| Choice (4) | Response | |
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| a. | Chebyshev’s Inequality is an special case of Kroneckers lemma. |
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| b. | Chebyshev’s Inequality is an special case of Kolmogorov’s Inequality. |
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| c. | Question does not provide sufficient data or is vague |
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| d. | None of the above |
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Question number: 366
» Probability » Laws of Large Numbers
Question
Suppose someone wants to estimate Prime minister’s approval rating by asking persons drawn at random from the voter population. Let
Now if he/she want to be confident that he/she is within of the actual approval rating then from how many (minimum number of) people he should ask?
Choices
| Choice (4) | Response | |
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| a. | 1000 |
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| b. | 10,000 |
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| c. | 25,000 |
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| d. | 50,000 |
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Question number: 367
» Probability » Characteristic Function
Question
Let random variables, be independent Poisson random variables. So if then, which of the following is the characteristic function of if ?
Choices
| Choice (4) | Response | |
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| a. |
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| b. |
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| c. |
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| d. | All of the above |
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Question number: 368
» Probability » Mathematical Expectation and Conditional Expectation
Question
Let and be independent; each is uniformly distributed on Let , then ________.
Choices
| Choice (4) | Response | |
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| a. |
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| b. |
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| c. | 1 |
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| d. |
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Question number: 369
» Probability » Moment and Probability Generating Functions
Question
If and are independent discrete random variables with the non-negative integers as range, and with distribution function then, what is the distribution of ?
Choices
| Choice (4) | Response | |
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| a. | Poission distribution |
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| b. | Geometric distribution |
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| c. | Negative binomial distribution |
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| d. | None of the above |
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