If the NRR = 1, the population is: MCQ with Answer and Explanation

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If the NRR = 1, the population is:

A. Growing

B. Exactly replacing itself

C. Declining

D. Undefined

Answer: Option B

Solution (By JKSSB Mock Tests)

NRR=1 implies replacement level.

This question belongs to: Accountancy and Statistics Statistics

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Question #1

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In the schedule method of data collection, who fills the form?

A. A postal agent

B. The supervisor

C. The enumerator

D. The informant

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Correct Answer: Option C

Explanation:
Schedule is a form filled by the enumerator while interviewing the informant.

This question belongs to: Accountancy and Statistics Statistics

Question #2

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If the Laspeyres price index for a commodity basket is 140 and the Paasche is 135, Fisher's index is:

A. 137.5

B. 135

C. 137.47

D. 140

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Correct Answer: Option C

Explanation:
√(140×135) = √18900 ≈ 137.477.

This question belongs to: Accountancy and Statistics Statistics

Question #3

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Which of the following distributions will definitely have Mean < Median < Mode?

A. Negatively skewed distribution

B. Symmetrical distribution

C. Positively skewed distribution

D. U-shaped distribution

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Correct Answer: Option A

Explanation:
In a left-skewed (negative) distribution, extreme low values drag the mean down below the median and mode.

This question belongs to: Accountancy and Statistics Statistics

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