If P(A)=0.5, P(B)=0.4, and A and B are independent, P(A∩B) is: MCQ with Answer and Explanation

Question

Share Report Error

If P(A)=0.5, P(B)=0.4, and A and B are independent, P(A∩B) is:

A. 0.1

B. 0.5

C. 0.9

D. 0.2

Answer: Option D

Solution (By JKSSB Mock Tests)

For independent events, P(A∩B) = P(A) × P(B) = 0.5 × 0.4 = 0.2.

This question belongs to: Accountancy and Statistics Statistics

Request complete Subject PDF

Discuss this Question (0)

No comments yet. Be the first to start the discussion!

Practice More Statistics Questions

Question #1

In a distribution, the mode is 30, median 32, mean 34. The distribution is:

A. Negatively skewed

B. Leptokurtic

C. Positively skewed

D. Symmetric

View Answer & Solution Discuss

Get Complete Subject PDF for Accountancy and Statistics

Correct Answer: Option C

Explanation:
Mean > Median > Mode indicates positive skewness.

This question belongs to: Accountancy and Statistics Statistics

Question #2

If NRR equals 1, the population is said to be:

A. Declining

B. Migrating

C. Growing rapidly

D. Exactly replacing itself

View Answer & Solution Discuss

Get Complete Subject PDF for Accountancy and Statistics

Correct Answer: Option D

Explanation:
NRR = 1 implies each generation replaces itself exactly.

This question belongs to: Accountancy and Statistics Statistics

Question #3

For a continuous variable, which graph is most suitable?

A. Ogive only

B. Histogram

C. Pie chart

D. Bar chart

View Answer & Solution Discuss

Get Complete Subject PDF for Accountancy and Statistics

Correct Answer: Option B

Explanation:
Histogram represents continuous grouped data.

This question belongs to: Accountancy and Statistics Statistics

Explore All Statistics MCQs