If P(A|B) > P(A), then: MCQ with Answer and Explanation

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If P(A|B) > P(A), then:

A. A and B are independent

B. B has a negative influence on A

C. A and B are mutually exclusive

D. B positively influences the probability of A

Answer: Option D

Solution (By JKExamLibrary)

Conditional probability greater than unconditional indicates a positive association.

This question belongs to: Accountancy and Statistics Statistics

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Practice More Statistics Questions

Question #1 Report Error

Gross Reproduction Rate (GRR) considers only:

A. Female births

B. Infant deaths

C. Total births

D. Male births

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Correct Answer: Option A

Explanation:
GRR measures the average number of daughters a woman would bear in her reproductive life.

This question belongs to: Accountancy and Statistics Statistics

Question #2 Report Error

The mode is the value that:

A. Is the midpoint

B. Is the average

C. Divides data into two equal parts

D. Occurs most frequently

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Correct Answer: Option D

Explanation:
Mode is the most common observation.

This question belongs to: Accountancy and Statistics Statistics

Question #3 Report Error

Assertion (A): In any probability distribution, P(A) + P(A') = 1. Reason (R): A and A' are mutually exclusive and exhaustive events. Choose the correct option:

A. A is true, R is false

B. Both A and R are true, but R is not the correct explanation of A

C. A is false, R is true

D. Both A and R are true, and R is the correct explanation of A

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Correct Answer: Option D

Explanation:
Complementary events partition the sample space, so their probabilities sum to 1. R correctly explains A.

This question belongs to: Accountancy and Statistics Statistics

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