If a dataset is bimodal, it indicates: MCQ with Answer and Explanation

If a dataset is bimodal, it indicates:
A. The data are symmetric.
B. The data have two medians.
C. The frequency distribution has two peaks.
D. The mean is not defined.
Answer: Option C
Solution (By JKExamLibrary)
Bimodal means two modal values, i.e., two local maxima in the frequency distribution.

This question belongs to: Accountancy and Statistics Statistics

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Practice More Statistics Questions

Question #1 Report Error
Which index number formula uses the unweighted geometric mean of price relatives?
A. Fisher
B. Jevons
C. Laspeyres
D. Paasche

Correct Answer: Option B


Explanation:
The Jevons index is the geometric mean of the price relatives, giving equal weight to each item.

This question belongs to: Accountancy and Statistics Statistics
Question #2 Report Error
The de facto census method may overcount:
A. Newborns not yet registered
B. Usual residents who are temporarily absent
C. Elderly in institutions
D. Visitors and temporary residents present on census night

Correct Answer: Option D


Explanation:
De facto census counts people where found on census night, so tourists, migrant workers, or hospital patients may be counted away from their usual residence, potentially inflating counts in transient areas.

This question belongs to: Accountancy and Statistics Statistics
Question #3 Report Error
Fisher's ideal index for price is given by:
A. Σp₁q₁ / Σp₀q₁
B. (Σp₁q₀/Σp₀q₀ + Σp₁q₁/Σp₀q₁)/2
C. Σp₁q₀ / Σp₀q₀
D. √[(Σp₁q₀/Σp₀q₀) × (Σp₁q₁/Σp₀q₁)]

Correct Answer: Option D


Explanation:
Fisher's ideal price index is the geometric mean of the Laspeyres price index (Σp₁q₀/Σp₀q₀) and the Paasche price index (Σp₁q₁/Σp₀q₁), ensuring it satisfies key consistency tests.

This question belongs to: Accountancy and Statistics Statistics