Vital statistics mainly record: MCQ with Answer and Explanation

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Vital statistics mainly record:

A. Births, deaths, and marriages

B. Educational data

C. Industrial output

D. Crop production

Answer: Option A

Solution (By JKSSB Mock Tests)

Vital events include births, deaths, marriages, divorces.

This question belongs to: Accountancy and Statistics Statistics

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Practice More Statistics Questions

Question #1

In Bayes' theorem, the probability P(E_i|A) is called:

A. Marginal probability

B. Prior probability

C. Likelihood

D. Posterior probability

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Correct Answer: Option D

Explanation:
The updated probability after observing the evidence is the posterior probability.

This question belongs to: Accountancy and Statistics Statistics

Question #2

Harmonic mean is undefined if:

A. Any observation is zero

B. Data are discrete

C. Data are continuous

D. All observations are positive

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Correct Answer: Option A

Explanation:
Reciprocals of zero are infinite, making HM undefined.

This question belongs to: Accountancy and Statistics Statistics

Question #3

In demography, 'cohort' refers to:

A. A sample of the population

B. A group of people born in the same year or period

C. All people living in a country

D. All women of reproductive age

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Correct Answer: Option B

Explanation:
A cohort is a group sharing a common temporal experience, like birth year.

This question belongs to: Accountancy and Statistics Statistics

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