The harmonic mean gives more weight to: MCQ with Answer and Explanation

The harmonic mean gives more weight to:
A. Middle values
B. Larger values
C. Smaller values
D. All values equally
Answer: Option C
Solution (By JKExamLibrary)
HM is the reciprocal of the arithmetic mean of reciprocals, so smaller numbers have larger reciprocals and thus greater influence.

This question belongs to: Accountancy and Statistics Statistics

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Practice More Statistics Questions

Question #1 Report Error
The mode is not unique when:
A. All values appear exactly once
B. Data are qualitative
C. Data are continuous
D. Two values appear with the same highest frequency

Correct Answer: Option D


Explanation:
If two or more values share the maximum frequency, the distribution is multimodal.

This question belongs to: Accountancy and Statistics Statistics
Question #2 Report Error
In data classification, 'class width' refers to:
A. The difference between upper and lower class limits
B. The number of classes in the distribution
C. The frequency of the modal class
D. The midpoint of a class interval

Correct Answer: Option A


Explanation:
Class width (or class size) is the difference between the upper and lower boundaries of a class interval, determining the range of values grouped together in a frequency distribution.

This question belongs to: Accountancy and Statistics Statistics
Question #3 Report Error
Fisher's ideal quantity index formula is:
A. √[ (Σp₀q₁/Σp₀q₀) × (Σp₁q₁/Σp₁q₀) ] × 100
B. (Σp₁q₁/Σp₁q₀) × 100
C. √[ (Σp₁q₀/Σp₀q₀) × (Σp₁q₁/Σp₀q₁) ] × 100
D. (Σp₀q₁/Σp₀q₀) × 100

Correct Answer: Option A


Explanation:
Fisher's quantity index is the geometric mean of Laspeyres and Paasche quantity indices.

This question belongs to: Accountancy and Statistics Statistics