Bayes' theorem is a formula to calculate: MCQ with Answer and Explanation

Bayes' theorem is a formula to calculate:
A. Intersection of independent events
B. Union of events
C. Unconditional probability
D. Reverse conditional probability (posterior)
Answer: Option D
Solution (By JKExamLibrary)
Bayes' theorem calculates the posterior probability of a cause given the observed effect, effectively reversing the conditional direction.

This question belongs to: Accountancy and Statistics Statistics

Discuss this Question (0)

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

Practice More Statistics Questions

Question #1 Report Error
Which formula uses the arithmetic mean of base and current year quantities as weights?
A. Paasche
B. Laspeyres
C. Marshall-Edgeworth
D. Dorbish-Bowley

Correct Answer: Option C


Explanation:
Marshall-Edgeworth uses the sum (or arithmetic average) of quantities from both years: w = (q0 + q1).

This question belongs to: Accountancy and Statistics Statistics
Question #2 Report Error
In demography, 'population momentum' refers to:
A. Sudden increase in life expectancy
B. Mass migration events
C. Continued population growth after fertility reaches replacement level due to young age structure
D. Rapid urbanization

Correct Answer: Option C


Explanation:
Population momentum occurs when a young age structure (many future parents) causes growth to continue for decades even after fertility falls to replacement level, as births exceed deaths temporarily.

This question belongs to: Accountancy and Statistics Statistics
Question #3 Report Error
What is secondary data?
A. Data collected by the user for the first time
B. Data that already exists and is used by someone else
C. Data collected through experiments
D. Data collected through observation

Correct Answer: Option B


Explanation:
Secondary data is data that has already been collected by someone else and is available for use.

This question belongs to: Accountancy and Statistics Statistics