ACET (Actuarial Common Entrance Test) Statistics: Questions 44 - 49 of 201

Access detailed explanations (illustrated with images and videos) to 201 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. Unlimited Access for Unlimited Time!

View Sample Explanation or View Features.

Rs. 200.00 or

How to register?

Question number: 44

» Correlation and Regression » Regression

Edit
MCQ▾

Question

When regression line passes through the origin then,

Choices

Choice (4)Response

a.

Intercept is zero

b.

Regression coefficient is zero

c.

Correlation is zero

d.

Association is zero

Question number: 45

» Continuous Random Variables » Probabilities

Edit
MCQ▾

Question

How many 5 digit numbers can be formed using the digits 0,3, 5,7 & 9 which are divisible by 10 and no digits is repeated?

Choices

Choice (4)Response

a.

100

b.

120

c.

24

d.

6

Question number: 46

» Discrete Random Variables » Probabilities

Edit
MCQ▾

Question

The arrival rate of customers at a service window of cinema hall follows a probability distribution with a mean rate of 45 per hour. If the service rate of the clerk follows Poisson distribution, with a mean of 60 per hours, what is the probability of having no customer in the system?

Choices

Choice (4)Response

a.

0.75

b.

0.60

c.

0.25

d.

0.45

Question number: 47

» Discrete Random Variables » Variance

Edit
MCQ▾

Question

A machine on an average produces 5 % defective items. What are the mean and variance in a set of 32 items?

Choices

Choice (4)Response

a.

4,16

b.

16,8

c.

16,4

d.

None of the above

Question number: 48

» Probabilities » Bayes Theorem

Edit
MCQ▾

Question

The probability of raining on Sunday is 0.07. If today is Sunday, what is the probability that it rains today?

Choices

Choice (4)Response

a.

0.07

b.

1/7

c.

1

d.

0.49

Question number: 49

» Continuous Random Variables » Variance

Edit
MCQ▾

Question

Coefficient of variation can be calculated by

Choices

Choice (4)Response

a.

b.

c.

d.

Developed by: