Assertion (A) Standard deviation is independent of change of origin Reason...

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Assertion (A) Standard deviation is independent of change of origin.
Reason (R) The value of standard deviation remains the same, if in a series each the observation is increased or decreased by a constant quantity.

A. Both (A) and (R) are true

B. Both (A) and (R) are true, but (R) is not the correct explanation of (A)

C. Both (A) and (R) are false

D. (A) is true, but (R) is false

Answer: Option A

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