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If the means of a set of observations x(...

If the means of a set of observations `x_(1), x_(2),…..x_(10)` is 20, then the mean of `x_(1)+4, x_(2)+8, x_(3)+12,….x_(10) +40` is

A

34

B

32

C

42

D

38

Text Solution

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The correct Answer is:
C
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