The standard deviation of a data is 3 . If each value is multiplled by 5 then the new variance is

The standard deviation of a data is 5. If each value is multiplied by 2, then the new variance is

The standard deviation of a collection data is 5sqrt(5) .If each value is multiplied by 3 then the new variance of the new data is ………….

If the standard deviation of a data is 3.6 and each value of the data is divided by 3, then find the new variance and new standard deviation.

Standard deviation of a collection of data is 2sqrt(2) . If each value is multiplied by 3 , then the standard deviation of the new data is ............

The standard deviation of a distribution is 30. If each observation is increased by 5, then the new standard deviation will be

The standard deviation of a distribution is 30. If each observation is increased by 5, then the new standard deviation will be

If the standard deviation of a data is 4.5 and if each value of the data is decreased by 5, then find the new standard deviation.

Find the standard deviation of the data which variance is 169.