Standard deviation for first 10 natural numbers is (A) \( 5.5 \) (B) \( 3.87 \) (C) \( 2.97 \) (...

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Standard deviation for first 10 natural numbers is
(A) \( 5.5 \)
(B) \( 3.87 \)
(C) \( 2.97 \)
(D) \( 2.87 \)
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