Measures of Central Tendency and Dispersion

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Question : 130 of 211

Marks: +1, -0

If each observation of a set is divided by 10 , the S.D. of the new observations is:

10 times of S.D. of original obs.
$\;{1}/{100}$ th of ${S.D.}$ of original obs.
not changed
$\;{1}/{10}$ th of ${S.D.}$ of original obs.

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