Question

Standard deviation of x1 ,x2,,,xn is $ ..Then standard deviation of x1+k ,x2+k,...Xn+k is

Answer 1

In the first given data, the value of Standard Deviation is $.

If we take a very close look at the second given data, we can find that each value was added by a constant 'k'.

We know that, when each value is added or subtracted by a constant, there will be no change in the value of Standard Deviation.

So, the Standard Deviation of the second given data is $