The formula for the Factor Reversal Test requires that the product of the price index and quantity index equals the: MCQ with Answer and Explanation

The formula for the Factor Reversal Test requires that the product of the price index and quantity index equals the:
A. 1
B. Volume Index
C. Base Index
D. Value Index
Answer: Option D
Solution (By JKSSB Mock Tests)
Factor Reversal Test states P01 * Q01 = V01, meaning the product of price and quantity indices should equal the ratio of total values.

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Practice More Statistics Questions

Question #1
If the arithmetic mean of 5 numbers is 20, and the arithmetic mean of another 3 numbers is 28, the combined mean of all 8 numbers is:
A. 24
B. 22
C. 23
D. 25

Correct Answer: Option C


Explanation:
Combined mean = (5×20 + 3×28) / (5+3) = (100 + 84) / 8 = 184 / 8 = 23. This formula weights each group's mean by its size.

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Question #2
Which of the following is a function of census?
A. Collecting taxes
B. Conducting elections
C. Providing data on population size and characteristics
D. Issuing birth certificates

Correct Answer: Option C


Explanation:
Census provides comprehensive demographic, social, and economic data.

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Question #3
In a continuous frequency distribution, the class interval '10-20' means the class includes:
A. Values from 10 up to but not including 20 (in an exclusive series)
B. Values greater than 20
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D. Values from 10 up to exactly 20

Correct Answer: Option A


Explanation:
In standard exclusive class intervals, the lower limit is included, but the upper limit is excluded and falls into the next class.

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