In a symmetric distribution, the mean, median, and mode are: MCQ with Answer and Explanation

In a symmetric distribution, the mean, median, and mode are:
A. Always equal
B. Unrelated
C. All three coincide for unimodal symmetric distributions
D. Mean = Median, mode may differ
Answer: Option C
Solution (By JKSSB Mock Tests)
For a unimodal symmetric distribution (e.g., normal), the mean, median, and mode all lie at the center of symmetry; multimodal symmetric distributions may have multiple modes.

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Practice More Statistics Questions

Question #1
The time reversal test is satisfied by:
A. Simple aggregative index
B. Fisher index
C. Paasche index
D. Laspeyres index

Correct Answer: Option B


Explanation:
Fisher is the only one among these that satisfies time reversal test.

This question belongs to: Accountancy and Statistics Statistics
Question #2
A frequency distribution where the upper limit of one class is the lower limit of the next class is called:
A. Discrete series
B. Exclusive series
C. Cumulative series
D. Inclusive series

Correct Answer: Option B


Explanation:
In an exclusive series (e.g., 10-20, 20-30), the upper limit is excluded from that class and included in the next.

This question belongs to: Accountancy and Statistics Statistics
Question #3
Which of the following is a merit of secondary data?
A. Saves time and cost
B. Originality
C. High accuracy
D. Specific to research objectives

Correct Answer: Option A


Explanation:
Secondary data is already available, saving the time and expense of collection.

This question belongs to: Accountancy and Statistics Statistics