Use the Following to Answer Questions

question 78

Short Answer

Use the following to answer questions :
The following data represent the ages of 15 people buying lift tickets at a ski area.
15 25 26 17 38 16 74 41 30 24 28 40 20 34 31
-What is the mean of these data,rounded to two decimal places?

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Definitions:

Informal Groups

Unofficial and emerge from relationships and shared interests among members.

Formal Groups

Officially recognised and supported by the organisation.

Group Dynamics

The psychological processes involving interactions, behaviors, attitudes, and roles that occur within a group setting.

Synergy

The creation of a whole greater than the sum of its individual parts.