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The standard deviation for the set of nu...

The standard deviation for the set of numbers 1, 4, 5, 7, 8 is 2.45 nearly. If 10 are added to each number, then the new standard deviation will be :

A

2.45 nearly

B

24.45 nearly

C

0.245 nearly

D

12.45 nearly

Text Solution

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The correct Answer is:
A
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