Consider the following sample data.

Sample A:	3, 7, 11
Sample B:	74, 78, 82
Sample C:	1,065; 1,069; 1,073

(a) Find the mean and standard deviation for each sample.

(b) What does this exercise show about the standard deviation?

multiple choice

• The idea is to illustrate that the standard deviation is not a function of the value of the mean.
• The idea is to illustrate that the standard deviation is a function of the value of the mean.