Civil Engineering - UPSC Civil Service Exam Questions - Discussion

49. 

The ratio of the "standard error of a single observation of unit weight" to the standard error of the arithmetic mean of 'n' observation all of unit weight, will be

[A]. (1/n)
[B]. n2
[C]. 3n
[D]. n

Answer: Option D

Explanation:

No answer description available for this question.

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