ACET (Actuarial Common Entrance Test) Statistics: Questions 12 - 19 of 201

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Question number: 12

» Measures of Spread » Range

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MCQ▾

Question

Find out the inter-quartile range from the following series.

Choices

Choice (4)Response

a.

12

b.

6

c.

13

d.

10

Question number: 13

» Discrete Random Variables » Standard Deviation

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MCQ▾

Question

For 10 pairs of observations, no. of concurrent deviations was found to be 4. What is the value of the coefficient of concurrent deviation?

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 14

» Probabilities » Bayes Theorem

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MCQ▾

Question

In a batch, there are C programmers, and 40 % are Java and C programmers. What is the probability that a C programmer is also Java programmer?

Choices

Choice (4)Response

a.

0.40

b.

0.32

c.

0.50

d.

0.23

Question number: 15

» Discrete Random Variables » Probabilities

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MCQ▾

Question

Find r if

Choices

Choice (4)Response

a.

7

b.

9

c.

4

d.

1

Question number: 16

» Measures of Spread » Range

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MCQ▾

Question

Find out the modal value in the following series:

Choices

Choice (4)Response

a.

7,9

b.

7

c.

9

d.

None of the above

Question number: 17

» Measures of Spread » Range

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MCQ▾

Question

Find out the coefficient of range from the following marks of 5 students in statistics.

Choices

Choice (4)Response

a.

0.6

b.

0.4

c.

0.2

d.

0.5

Question number: 18

» Continuous Random Variables » Definitions

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MCQ▾

Question

When two variables change in fixed proportion, the correlation is said to be-

Choices

Choice (4)Response

a.

Partial

b.

Multiple

c.

Linear

d.

Non Linear

Question number: 19

» Types of Data » Dot Plot

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MCQ▾

Question

If the plotted points in a scatter diagram lie from upper left to lower right, then the correlation is

Choices

Choice (4)Response

a.

Negative

b.

Positive

c.

Zero

d.

None of the above

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