A life table radix l₀ of 100,000 means: MCQ with Answer and Explanation

A life table radix l₀ of 100,000 means:

A. Life expectancy

B. The population size

C. A hypothetical cohort of 100,000 births

D. Number of deaths

Answer: Option C

l₀ is the initial number of individuals in the life table cohort.

This question belongs to: Accountancy and Statistics Statistics

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Question #1 Report Error

If Laspeyres index = 125 and Paasche index = 120, Fisher's index is approximately:

A. 122.47

B. 123.0

C. 121.0

D. 122.5

Correct Answer: Option A

Explanation:
Fisher = √(125 × 120) = √15000 ≈ 122.474.

This question belongs to: Accountancy and Statistics Statistics

Question #2 Report Error

For perfect positive association between attributes A and B, we expect:

A. Both (Aβ) and (αB) = 0

B. (Aβ) = 0

C. (AB) = 0

D. (αB) = 0

Correct Answer: Option A

Explanation:
Perfect positive association means all A's are B's and all B's are A's, so no A without B and no B without A.

This question belongs to: Accountancy and Statistics Statistics

Question #3 Report Error

The mode of a distribution is the value at which the frequency curve:

A. Is zero

B. Crosses the median

C. Has a maximum

D. Has a minimum

Correct Answer: Option C

Explanation:
Mode corresponds to the peak of the frequency distribution.

This question belongs to: Accountancy and Statistics Statistics