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

The ratio of the "standard error of a single observation of unit weigh

1.	The ratio of the "standard error of a single observation of unit weight" to the standard error of the arithmetic mean of '' observation all of unit weight, will be
A.	(1/
B.	)
C.	3
Answer» E.

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

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