If Laspeyres' index is 121 and Paasche's index is 100, Fisher's index is: MCQ with Answer and Explanation

If Laspeyres' index is 121 and Paasche's index is 100, Fisher's index is:
A. 110
B. 100
C. 121
D. 110.5
Answer: Option A
Solution (By JKSSB Mock Tests)
Fisher's = square root of (Laspeyres * Paasche) = sqrt(121 * 100) = sqrt(12100) = 110.

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In a binomial distribution with n=5 and p=0.4, the probability of exactly 2 successes is:
A. 0.5
B. 0.3456
C. 0.2304
D. 0.4

Correct Answer: Option B


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C(5,2)(0.4)^2(0.6)^3 = 10 × 0.16 × 0.216 = 0.3456.

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Question #2
Age-Specific Fertility Rate for 30-34 years is 100 per 1,000 women. This implies that:
A. 10% of women in this age group give birth annually
B. Women in this group have 100 children on average
C. This age group contributes 100 to the TFR
D. For every 1,000 women aged 30-34, there are 100 live births in a year

Correct Answer: Option D


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The General Fertility Rate is affected by:
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Correct Answer: Option D


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