Question

The following data set consists of 19 values. The mean of the data set is 34, and the standard deviation is 10. 19, 21, 22, 23, 25, 26, 28, 30, 33, 33, 34, 38, 39, 41, 43, 45, 48, 48, 50
Which of the following actions will increase the standard deviation by the greatest amount?

A. Add the values 24 and 44 to the data set for a total of 21 observations.

B. Add the value 100 to the data set for a total of 20 observations.

C. Add the values 33 and 35 to the data set for a total of 21 observations.

D. Add the value 24 to the data set for a total of 20 observations.

E. Add the values 44,

Answer 1

E. add the values 44, 44 and 44 to the data set for a total of 22 obeservations

Answer 2

E is the right answer?

Answer 3

no half of E. got cut off in my question .