ACET (Actuarial Common Entrance Test) Statistics: Questions 50 - 55 of 201

Access detailed explanations (illustrated with images and videos) to 201 questions. Access all new questions- tracking exam pattern and syllabus changes. View the complete topic-wise distribution of questions. Unlimited Access for Unlimited Time!

View Sample Explanation or View Features.

Rs. 200.00 or

How to register?

Question number: 50

» Types of Data » Dot Plot

Edit
MCQ▾

Question

Which of the following is NOT true about scatter diagram?

Choices

Choice (4)Response

a.

It shows the degree of correlation

b.

If the dots are more scattered, it shows a low degree of correlation

c.

It indicates the coefficient of correlation

d.

It shows the direction of correlation

Question number: 51

» Probabilities » Bayes Theorem

Edit
MCQ▾

Question

If A and B are two events such that and . Find .

Choices

Choice (4)Response

a.

b.

c.

d.

None of the above

Question number: 52

» Continuous Random Variables » Variance

Edit
MCQ▾

Question

If covariance between the variables X and Y is 10 and the variances of X and Y are 16 and 9 respectively then the coefficient of correlation is

Choices

Choice (4)Response

a.

0.833

b.

0.721

c.

0.215

d.

0.146

Question number: 53

» Discrete Random Variables » Probabilities

Edit
MCQ▾

Question

What is the value of ?

Choices

Choice (4)Response

a.

100!

b.

c.

9800

d.

9900

Question number: 54

» Continuous Random Variables » Probabilities

Edit
MCQ▾

Question

A group consists of 3 girls and 4 boys. In how many ways can a team of 5 members be selected if the team has 2 girls and 3 boys?

Choices

Choice (4)Response

a.

30

b.

12

c.

6

d.

Both b. and c. are correct

Question number: 55

» Continuous Random Variables » Mean, Mode, Median

Edit
MCQ▾

Question

The value which occurs most frequently in the set of observations and around which the other items of the set are supposed to cluster densely is called

Choices

Choice (4)Response

a.

Mean

b.

Median

c.

Mode

d.

Geometric mean

Developed by: