The median is the best measure of central tendency when: MCQ with Answer and Explanation

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The median is the best measure of central tendency when:

A. All values are equal

B. Data are symmetric

C. Data are qualitative

D. Data have extreme outliers

Answer: Option D

Solution (By JKSSB Mock Tests)

Median is robust to outliers, unlike mean.

This question belongs to: Accountancy and Statistics Statistics

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Question #1

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Standardized death rate is used to compare mortality across populations differing in:

A. Total size

B. Age structure

C. Sex ratio

D. Income

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Correct Answer: Option B

Explanation:
Age standardization removes the confounding effect of different age compositions.

This question belongs to: Accountancy and Statistics Statistics

Question #2

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The mode of a dataset is the value that:

A. Is the average

B. Is the minimum

C. Occurs most frequently

D. Lies in the middle

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Correct Answer: Option C

Explanation:
Mode is the most common observation.

This question belongs to: Accountancy and Statistics Statistics

Question #3

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If each of 20 values is increased by 10, the arithmetic mean will:

A. Increase by 20

B. Increase by 10

C. Increase by 200

D. Remain unchanged

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Correct Answer: Option B

Explanation:
Adding a constant to all observations increases the mean by the same constant.

This question belongs to: Accountancy and Statistics Statistics

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