Use the Following to Answer Questions

question 83

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 variance of these data,rounded to two decimal places?

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Definitions:

Drug Use

The act of consuming substances which can alter the body's physiological or psychological state.

Social Skills

The abilities necessary to interact and communicate effectively with others in a variety of social contexts.

AIDS

Acquired Immunodeficiency Syndrome, a serious and life-threatening condition caused by the human immunodeficiency virus (HIV), which drastically weakens the immune system.

Marijuana

A psychoactive drug derived from the Cannabis plant, used both recreationally and medicinally to alter mood and perception.