A researcher wants to compare mortality between two towns with different age structures. She should use: MCQ with Answer and Explanation

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A researcher wants to compare mortality between two towns with different age structures. She should use:

A. Neonatal mortality rate

B. Crude death rate

C. Infant mortality rate

D. Standardized death rate

Answer: Option D

Solution (By JKSSB Mock Tests)

Standardization removes the confounding effect of age.

This question belongs to: Accountancy and Statistics Statistics

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Practice More Statistics Questions

Question #1

The Total Fertility Rate (TFR) is expressed as:

A. Children per woman

B. Percentage

C. Daughters per woman

D. Live births per 1000 women

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Correct Answer: Option A

Explanation:
TFR is the average number of children a woman would have.

This question belongs to: Accountancy and Statistics Statistics

Question #2

Bayes' theorem is expressed as P(A|B) = [P(B|A) × P(A)] / P(B). Here, P(A) is called the:

A. Likelihood

B. Marginal probability

C. Posterior probability

D. Prior probability

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Correct Answer: Option D

Explanation:
In Bayesian inference, P(A) is the prior probability, representing initial belief about hypothesis A before observing evidence B; P(A|B) is the updated posterior probability.

This question belongs to: Accountancy and Statistics Statistics

Question #3

The mode of a distribution is the value at which the frequency curve:

A. Has a minimum

B. Crosses the median

C. Has a maximum

D. Is zero

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Correct Answer: Option C

Explanation:
Mode corresponds to the peak of the frequency distribution.

This question belongs to: Accountancy and Statistics Statistics

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