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Q.

If the standard deviation of 0, 1,2,3, ...,9 is K, then the standard deviation of 10, 11, 12, 13, ..., 19 is

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a

K+10

b

K+10

c

K

d

10 K

answer is A.

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Detailed Solution

Adding a constant to each value in a data set does not change the distance between values so the standard deviation remains the same.

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