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 data is 3 . If each value is multiplled by 5 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 variance of 20 observations is 5. If each observation is multiplied by 2, find the new variance of the resulting observations.

The variance of 20 observations is 5. If each observation is multiplied by 2, find the new variance of the resulting observations.