As a follow-up to Group Exercise 79 on page 794, the group should reassemble and compute
Chapter 12, Problem 55(choose chapter or problem)
As a follow-up to Group Exercise 79 on page 794, the group should reassemble and compute the standard deviation for each data set whose mean you previously determined. Does the standard deviation tell you anything new or interesting about the entire group or subgroups that you did not discover during the previous group activity?
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