The Following Is a List of Annual Advertising Expenses (In

question 3

Multiple Choice

The following is a list of annual advertising expenses (in dollars) for a group of states' mental health centers. $\begin{array} { c c c c } \hline 1500 & 11,000 & 7500 & 800 \\600 & 2350 & 3000 & 3800 \\500 & 6000 & 8000 & 500 \\1750 & 1250 & 50 & 3400 \\9000 & 890 & 1600 & 2200 \\\hline\end{array}$
-What is the standard deviation of the advertising expenses (rounded to a whole number) ?

• A)$3284
• B)$3285
• C)$1975
• D)$3241

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Definitions:

Ultraviolet Radiation

A form of electromagnetic radiation with a wavelength shorter than that of visible light but longer than X-rays, capable of producing a sunburn.

Innate Human Characteristic

Fundamental traits or qualities that are considered to be inherent in all humans from birth.

Impulse to Play

An innate tendency to engage in activities for enjoyment and recreation rather than for a serious or practical purpose.

Consistency

The quality of always acting or behaving in the same way, showing the same standards or principles.