Statistics and Probability (NDA (National Defence Academy) Mathematics): Questions 1 - 7 of 41

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Question number: 1

» Statistics and Probability » Elementary Theorems on Probability

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MCQ▾

Question

What is the probability that a leap year selected at random contains 53 Saturdays?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 2

» Statistics and Probability » Measures of Central Tendency » Mode

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MCQ▾

Question

What is the mode for the data 18,18,18,18,19,19,20,20,20,20,20,20,21,21,22,22,22,23,23,23,23,24,24,25,25?

Choices

Choice (4) Response

a.

20

b.

21

c.

25

d.

23

Question number: 3

» Statistics and Probability » Definition of Probability

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Appeared in Year: 2012

MCQ▾

Question

Three Discs are thrown. What is the probability that the same number will appear on each of them?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 4

» Statistics and Probability » Elementary and Composite Events

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Appeared in Year: 2012

MCQ▾

Question

If four dice are thrown together, then what is the probability that the sum of the number appearing one them is 25?

Choices

Choice (4) Response

a.

1

b.

1/2

c.

1/1296

d.

0

Question number: 5

» Statistics and Probability » Union and Intersection of Events

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MCQ▾

Question

Out of first year students, passes in first semester and passed in the second semester. If did not pass in either semester, how many passed in both semesters?

Choices

Choice (4) Response

a.

200

b.

100

c.

120

d.

110

Question number: 6

» Statistics and Probability » Elementary Theorems on Probability

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MCQ▾

Question

What is the probability that a leap year selected at random contains 53 Mondays?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 7

» Statistics and Probability » Definition of Probability

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MCQ▾

Question

What is the number of ways that boys and girls can be seated so that boys and girls alternate?

Choices

Choice (4) Response

a.

1200

b.

2172

c.

1223

d.

86,400

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