ISS (Statistical Services) Statistics Paper I (New 2016 MCQ Pattern): Questions 308 - 311 of 471
Access detailed explanations (illustrated with images and videos) to 471 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. Subscription can be renewed yearly absolutely FREE! View Sample Explanation or View Features.
Rs. 300.00 or
How to register?
Question number: 308
» Probability » Probability Distributions » Beta
Question
For a standard Beta distribution having pdf , with parameter , which of the following statements is/are correct?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | If is increasing with mode at |
|
| b. | If is increasing with |
|
| c. | If is decreasing with mode at |
|
| d. | All a. , b. and c. are correct |
|
Question number: 309
» Probability » Probability Distributions » Conditional Distributions
Question
Suppose that the joint density of and is
and zero otherwise. Which of the following is equal to
Choices
| Choice (4) | Response | |
|---|---|---|
| a. |
|
|
| b. |
|
|
| c. |
|
|
| d. |
|
|
Question number: 310
» Probability » Probability Distributions » Beta
Question
If is the mode of given , then which of the following relation is correct:
Choices
| Choice (4) | Response | |
|---|---|---|
| a. |
|
|
| b. |
|
|
| c. |
|
|
| d. |
|
|
Question number: 311
» Probability » Probability Distributions » Conditional Distributions
Question
A continuous random vector have joint probability distribution function
What is the mean of conditional density of given ?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | x |
|
| b. |
|
|
| c. |
|
|
| d. | None of the above |
|