Crude Birth Rate is the number of live births per ______ population in a year. MCQ with Answer and Explanation

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Crude Birth Rate is the number of live births per ______ population in a year.

A. 100,000

B. 10,000

C. 1000

D. 100

Answer: Option C

Solution (By JKSSB Mock Tests)

CBR = (Live births / Mid-year total population) × 1000.

This question belongs to: Accountancy and Statistics Statistics

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Practice More Statistics Questions

Question #1

Which of the following pairs are mutually exclusive?

A. Drawing a heart and a queen from a deck

B. Getting a 4 and an even number on a die

C. Getting an even number and a prime number on a die

D. Getting a head and a tail in a single coin toss

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Correct Answer: Option D

Explanation:
Head and tail cannot occur simultaneously in one toss.

This question belongs to: Accountancy and Statistics Statistics

Question #2

Which method of collecting primary data is most suitable when informants are illiterate and the investigator wants to ensure high accuracy?

A. Information through local correspondents

B. Mailed questionnaire

C. Direct personal interview

D. Telephone interview

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Correct Answer: Option C

Explanation:
Direct personal interview allows the enumerator to clarify questions and probe for accurate responses, making it ideal for illiterate respondents.

This question belongs to: Accountancy and Statistics Statistics

Question #3

If P(A)=0.7, P(B)=0.6, and the maximum possible value of P(A∩B) is 0.6, then the minimum possible value of P(A∪B) is:

A. 0.7

B. 0.6

C. 0.8

D. 1.0

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Correct Answer: Option A

Explanation:
P(A∪B) = P(A)+P(B)-P(A∩B). To minimize union, maximize intersection: max=0.6. So min union = 0.7+0.6-0.6=0.7.

This question belongs to: Accountancy and Statistics Statistics

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