ISS (Statistical Services) Statistics Paper I (New 2016 MCQ Pattern): Questions 199 - 202 of 472

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Question 199

Question

MCQ▾

How many times is the copy constructor called in the following code?

  1. Applefunc(Appleu)
  2. {
  3.     Applew=v;
  4.     Returnw;
  5. }
  6. voidmain()
  7. {
  8.     Applex;
  9.     Appley = func (x);
  10.     Applez = func (y);
  11. }

Choices

Choice (4)Response

a.

4 times

b.

2 times

c.

1 time

d.

3 times

Question 200

Question

MCQ▾

Suppose that has the exponential distribution with rate parameter . Then which of the following statement is/are correct regarding it?

Choices

Choice (4)Response

a.

has the geometric distributions on with success parameter .

b.

has the geometric distributions on with success parameter .

c.

Both a. and b. are correct

d.

Question does not provide sufficient data or is vague

Question 201

Question

MCQ▾

Which of the following statement is/are correct?

Choices

Choice (4)Response

a.

Pascal distribution is a special case of negative binomial distribution on with parameter and , when k is a positive integer.

b.

Pascal distribution is a special case of Normal distribution with parameter , when

c.

The pdf of Pascal distribution is symmetric.

d.

All of the above

Question 202

Question

MCQ▾

The following below shows the number of heads appearing when 8 coins are tossed.

Showing Table Number of Heads Appearing when 8 Coins Are Tossed
x012345678
f19265972522671

The probability of getting heads less than 4 is?

Choices

Choice (4)Response

a.

0.21

b.

0.37

c.

0.27

d.

Question does not provide sufficient data or is vague