Analyze Data of Quantitative Variables A) $3143
B) $44

question 7

Multiple Choice

Analyze data of quantitative variables.
-The following table shows closing share prices for a small sample of companies. The
Standard deviation in closing share prices is $$\begin{array} { | l | c | } \hline \text { COMPANY } & \text { CLOSING SHARE PRICE - 08/07 } \\\hline \text { 3M Dental Products } & 86.95 \\\hline \text { Tyco Electronics Power Systems } & 47.45 \\\hline \text { Kyocera America Inc. } & 94.10 \\\hline \text { Pfizer Inc. } & 22.39 \\\hline \text { Xerox Company } & 17.56 \\\hline \text { Northrop Grumman Corporation } & 75.81 \\\hline \text { Lockheed Martin Maritime Systems } & 100.17 \\\hline \text { Sony DADC } & 51.91 \\\hline \text { Matsushita Electronic Components } & 17.91 \\\hline \text { Foster Wheeler Environmental Corp. } & 55.67 \\\hline\end{array}$$

• A) $31.43.
• B) $44.65.
• C) $56.99.
• D) $62.19.
• E) $75.77.

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Definitions:

Proximity

The physical closeness or distance between people or objects, which can influence perceptions, attitudes, and behaviors.

Figure-ground

A visual perception principle that describes how humans separate an object (the figure) from its surrounding area (the ground).

Reversible Figures

Visual illusions that can be perceived in more than one way, switching between alternative interpretations of the same image.

Gestalt Principles

A theory in psychology suggesting that people naturally organize their perceptions according to certain patterns.