ISS (Statistical Services) Statistics Paper I (New 2016 MCQ Pattern): Questions 296 - 299 of 472

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Passage

The random number generator in Excel is set to produce numbers at random from 4 to 20 using a rectangular distribution.

Question 296 (2 of 2 Based on Passage)

Question

MCQ▾

The probability of getting a value less than 8 is________ and is________.

Choices

Choice (4)Response

a.

0.50 and 0.25

b.

0.125 and 0.25

c.

0.25 and 0.50

d.

All of the above

Question 297

Question

MCQ▾

Let be a discrete random variable with the geometric distribution with parameter . Then the Probability Generating Function of Geometric Distribution will be ________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Question 298

Question

MCQ▾

Suppose that the amount of time one spends in a bank is exponentially distributed mean 10 minutes, . What is the probability that a customer will spend more than 15 minutes in the bank given that he is still in the bank after 10 minutes?

Choices

Choice (4)Response

a.

b.

0.314

c.

0.50

d.

None of the above

Question 299

Question

MCQ▾

Suppose that has the discrete uniform distribution on for each and let denote the probability density function of Let have the continuous uniform distribution on the interval . Then which of the following is correct option?

Choices

Choice (4)Response

a.

as for all

b.

for each but

c.

The distribution of converges to the distribution of as

d.

All a., b. and c. are correct