The harmonic mean is most appropriate for averaging: MCQ with Answer and Explanation

Question Report Error

The harmonic mean is most appropriate for averaging:

A. Income

B. Ratings

C. Growth rates

D. Speeds when the distance is constant

Answer: Option D

Solution (By JKExamLibrary)

Harmonic mean is used for rates where the numerator is constant, such as average speed for fixed distances.

This question belongs to: Accountancy and Statistics Statistics

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Practice More Statistics Questions

Question #1 Report Error

Which of the following is a measure of the speed of population growth?

A. Crude birth rate

B. Population density

C. Sex ratio

D. Population doubling time

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Correct Answer: Option D

Explanation:
Doubling time indicates how long it takes for a population to double at current growth rate.

This question belongs to: Accountancy and Statistics Statistics

Question #2 Report Error

The index number that uses the geometric mean of price relatives with base year value weights is:

A. Fisher index

B. Theil-Tornqvist index

C. Marshall-Edgeworth index

D. Walsh index

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Correct Answer: Option B

Explanation:
Theil-Tornqvist index uses base and current value shares as weights for geometric mean of price relatives.

This question belongs to: Accountancy and Statistics Statistics

Question #3 Report Error

The population pyramid of a developing country typically has:

A. Narrow base and wide top

B. Broad base and narrow top

C. Equal width throughout

D. Rectangular shape

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Correct Answer: Option B

Explanation:
High fertility creates a broad base, while higher mortality at old ages narrows the top.

This question belongs to: Accountancy and Statistics Statistics

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