# ACET (Actuarial Common Entrance Test) Statistics: Questions 163 - 169 of 201

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## Question number: 163

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MCQ▾

### Question

There are six periods in each working day of a school. In how many ways can one organise 5 subjects such that each subject is allowed at least one period?

### Choices

Choice (4)Response

a.

3200

b.

3600

c.

1800

d.

All of the above

## Question number: 164

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MCQ▾

### Question

If X has Poisson Distribution with , find Given,

### Choices

Choice (4)Response

a.

0.06

b.

0.0402

c.

0.402

d.

0.05

## Question number: 165

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MCQ▾

### Question

The ages of students at a party are represented through the box plot below-

### Choices

Choice (4)Response

a.

Around Half the students are older than 14

b.

Atleast 25 % of the students are 10 years old or older

c.

The interquartile range for the given data is 2.5

d.

Range of the age of the students is 9

## Question number: 166

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MCQ▾

If

### Choices

Choice (4)Response

a.

1- Exp (-1)

b.

1

c.

0

d.

Question does not provide sufficient data or is vague

## Question number: 167

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MCQ▾

### Question

It is given that and . The regression equation of X on Y is

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 168

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MCQ▾

### Question

A random variable X has Poisson distribution with mean 2. Then is equal to

### Choices

Choice (4)Response

a.

0

b.

c.

d.

## Question number: 169

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MCQ▾

### Question

If 5 % of the electric bulbs manufactured by a company are defective, use Poisson distribution to find the probability that 5 bulbs will be defective in a sample of 100 bulbs. (Given

### Choices

Choice (4)Response

a.

0.223

b.

0.0823

c.

0.82

d.

0.1823

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