If a constant 10 is added to all the observations, the median will: MCQ with Answer and Explanation

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If a constant 10 is added to all the observations, the median will:

A. Increase by 10

B. Remain the same

C. Decrease by 10

D. Multiply by 10

Answer: Option A

Solution (By JKSSB Mock Tests)

Median, like mean, is affected by change of origin; it increases by the same constant.

This question belongs to: Accountancy and Statistics Statistics

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Practice More Statistics Questions

Question #1

If (AB)=0, then the association between A and B indicates:

A. Positive association

B. Complete disassociation (perfect negative)

C. No conclusion

D. Complete independence

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Correct Answer: Option B

Explanation:
(AB)=0 means the two attributes never occur together, indicating complete negative association (disassociation).

This question belongs to: Accountancy and Statistics Statistics

Question #2

If the infant mortality rate is high, life expectancy at birth is likely to be:

A. Low

B. High

C. Unchanged

D. Equal to IMR

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Correct Answer: Option A

Explanation:
High infant deaths reduce average life expectancy.

This question belongs to: Accountancy and Statistics Statistics

Question #3

Which measure of central tendency can be used for open‑end distributions?

A. Arithmetic mean

B. Weighted mean

C. Median

D. Harmonic mean

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Correct Answer: Option C

Explanation:
The median can be determined even if the extreme classes are open‑ended, as long as the median class is not open.

This question belongs to: Accountancy and Statistics Statistics

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