The circular test is satisfied by which index number formula? MCQ with Answer and Explanation

The circular test is satisfied by which index number formula?
A. Simple aggregative
B. Laspeyres
C. Fisher's ideal
D. Paasche
Answer: Option C
Solution (By JKSSB Mock Tests)
Fisher's ideal index satisfies the circular test under certain conditions due to its geometric mean formulation, while Laspeyres and Paasche generally fail it due to fixed weight structures.

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Practice More Statistics Questions

Question #1
If the mean of a data set is 50 and the coefficient of variation is 20%, the standard deviation is:
A. 5
B. 1000
C. 10
D. 0.4

Correct Answer: Option C


Explanation:
CV = (SD/mean)×100 ⇒ 20 = (SD/50)×100 ⇒ SD = 10.

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Question #2
Life expectancy at birth is denoted in a life table by:
A. T_0
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Correct Answer: Option D


Explanation:
e°_x represents complete expectation of life at age x. At birth (age 0), it is e°_0.

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Question #3
If the price index is 125 and the quantity index is 120, the value index is:
A. 145
B. 130
C. 125
D. 150

Correct Answer: Option D


Explanation:
Value ratio = price ratio × quantity ratio. In index form (decimal), 1.25 × 1.20 = 1.50, i.e., 150.

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