ACET (Actuarial Common Entrance Test) Statistics: Questions 38 - 43 of 201

Choose Programs:

🎯 201 MCQs (& PYQs) with Full Explanations (2024-2025 Exam)

Rs. 200.00 -OR-

3 Year Validity (Multiple Devices)

CoverageDetailsSample Explanation

Help me Choose & Register (Watch Video) Already Subscribed?

Question 38

Question MCQ▾

For 50 students of a class the regression equation of marks in Statistics and Mathematics is , where X and Y respectively represent marks in Statistics and Mathematics is 44, then the mean marks in Statistics are

Choices

Choice (4)Response

a.

72.5

b.

54.2

c.

62.4

d.

24.9

Edit

Question 39

Question MCQ▾

Which of the following is NOT a frequency diagram?

Choices

Choice (4)Response

a.

Ogive

b.

Pie Chart

c.

Histogram

d.

Polygon

Edit

Question 40

Question MCQ▾

For a bivariate data, the mean value of , the mean value of , the regression coefficient of Y on X is and the correlation coefficient between X and Y is . Find the regression coefficient of X on Y.

Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Edit

Question 41

Question MCQ▾

Two events A and B are mutually exclusive and . Find the probability that either A or B will occur.

Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Edit

Question 42

Question MCQ▾

The Mean and Median values of a series are 16 cm and 20 cm respectively. What is the modal value of the series?

Choices

Choice (4)Response

a.

18

b.

20

c.

28

d.

24

Edit

Question 43

Question MCQ▾

Which probability distribution is suitable for calculating the number of air accidents in some unit of time?

Choices

Choice (4)Response

a.

Binomial

b.

Normal

c.

Geometric

d.

Poisson

Edit