Bayes' theorem is used to find: MCQ with Answer and Explanation

Question
Bayes' theorem is used to find:
A. Unconditional probability
B. Joint probability
C. Posterior probability
D. Complementary probability
Answer: Option C
Solution (By JKSSB Mock Tests)
Bayes' theorem updates prior probabilities with new evidence to give posterior probabilities.
This question belongs to: Accountancy and Statistics Statistics
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Practice More Statistics Questions

Question #1
In Fisher's ideal index, which mean is used to combine Laspeyres and Paasche indices?
A. Arithmetic mean
B. Geometric mean
C. Harmonic mean
D. Median
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Correct Answer: Option B

Explanation:
Fisher's ideal index is the geometric mean of the Laspeyres and Paasche indices.
This question belongs to: Accountancy and Statistics Statistics
Question #2
Which of the following is a measure of fertility?
A. Maternal Mortality Ratio
B. Total Fertility Rate
C. Infant Mortality Rate
D. Standardized Death Rate
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Correct Answer: Option B

Explanation:
Total Fertility Rate (TFR) measures the average number of children a woman would bear; it's a fertility measure.
This question belongs to: Accountancy and Statistics Statistics
Question #3
If a population has a high proportion of young people, the crude death rate may be low even if age-specific rates are high. This is an example of:
A. Direct standardization
B. Reverse causality
C. Age structure effect
D. Sampling error
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Correct Answer: Option C

Explanation:
A young population has fewer old people where mortality is high, thus CDR can be low.
This question belongs to: Accountancy and Statistics Statistics
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