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If 'l' is the standard deviation of the elements a,b,c. Then the standard deviation of the elements a+3, b+3, c+3 is


A) l +3

B) l-3

C) l

D) 3l

Correct Answer:
C) l


Part of solved TNPSC Question Paper-2014 questions and answers : Exams >> TNPSC >> TNPSC Question Paper-2014




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