For two attributes A and B, the relationship (AB) + (Aβ) equals: MCQ with Answer and Explanation

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For two attributes A and B, the relationship (AB) + (Aβ) equals:

A. (β)

B. (A)

C. (B)

D. N

Answer: Option B

Solution (By JKSSB Mock Tests)

The total frequency of attribute A is the sum of those possessing both A and B, and those possessing A but lacking B.

This question belongs to: Accountancy and Statistics Statistics

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Practice More Statistics Questions

Question #1

Which of the following is a limitation of the questionnaire method?

A. Requires training of enumerators

B. Not suitable for large samples

C. Low response rate

D. High cost

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Correct Answer: Option C

Explanation:
Questionnaires, especially mailed ones, often suffer from poor response rates, leading to bias.

This question belongs to: Accountancy and Statistics Statistics

Question #2

Which of the following is a vital event?

A. Marriage

B. Enrollment in school

C. Employment

D. Migration

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Correct Answer: Option A

Explanation:
Vital events include births, deaths, marriages, divorces.

This question belongs to: Accountancy and Statistics Statistics

Question #3

Infant Mortality Rate (IMR) of 30 per 1,000 live births means:

A. 3% of infants die before age 1

B. 30 mothers die per 1,000 births

C. Life expectancy is 30 years

D. 30 out of every 1,000 newborns die before their first birthday

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Correct Answer: Option D

Explanation:
IMR = (Infant deaths / Live births) × 1,000. An IMR of 30 indicates 30 infant deaths per 1,000 live births, a key indicator of child health and healthcare system performance.

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