ISS Statistics Paper I (New 2016 MCQ Pattern): Questions 266 - 269 of 404

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 404 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 300.00 or

Question number: 266

» Probability » Law of Total Probability

MCQ▾

Question

A biased coin (with probability of obtaining a Head equal to p > 0) is tossed repeatedly and independently until the first head is observed. What is the probability that the first head appears at an even numbered toss?

Choices

Choice (4) Response

a.

1p2p

b.

2p1p

c.

p2p

d.

p1p

Question number: 267

» Probability » Probability Distributions » Normal

MCQ▾

Question

A factory produces chocolates which are N(4, 0.09), where quantity measured in grams. Chocolates which are lighter than 3.5 gram or heavier than 4.4 gram are rejected. Out of a bunch of 100 chocolates how many would be acceptable?

Choices

Choice (4) Response

a.

72

b.

90

c.

47

d.

86

Question number: 268

» Probability » Probability Distributions » Geometric

MCQ▾

Question

Geometric distribution satisfy which of the following property/properties?

Choices

Choice (4) Response

a.

Markov property & Memoryless property

b.

Memoryless property

c.

Markov property

d.

Question does not provide sufficient data or is vague

Question number: 269

» Probability » Probability Distributions » Multinomial

MCQ▾

Question

Out of 10 persons, what is the probability that 2 are poor, 5 are rich, 2 belongs to upper middle class and 1 belongs to lower middle class family? Assuming classification of individuals are independent event and the probability of being poor, rich, upper middle and lower middle are 1%,40%,20%and5% respectively.

Choices

Choice (4) Response

a.

1.54×10-5

b.

7.74×106

c.

7.74×105

d.

All of the above

Sign In