The S.D. of 5 scores 1, 2, 3, 4, 5 is [AMU 1991; DCE 2000]

The S.D. of 5 scores 1, 2, 3, 4, 5 is �

1.	The S.D. of 5 scores 1, 2, 3, 4, 5 is [AMU 1991; DCE 2000]
A.	\[\frac{2}{5}\]
B.	\[\frac{3}{5}\]
C.	\[\sqrt{2}\]
D.	\[\sqrt{3}\]
Answer» D. \[\sqrt{3}\]

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The S.D. of 5 scores 1, 2, 3, 4, 5 is [AMU 1991; DCE 2000]

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