Following Are the Closing Prices (In Dollars) of a Certain

question 7

Multiple Choice

Following are the closing prices (in dollars) of a certain stock for the past 20 trading days.
$\begin{array}{llllllllll}\hline 153.21 & 151.33 & 155.74 & 147.55 & 123.45 & 151.24 & 145.02 & 127.33 & 157.17 & 125.64 \\\hline 145.78 & 142.76 & 125.17 & 126.34 & 153.05 & 130.41 & 141.26 & 137.18 & 147.74 & 147.19 \\\hline\end{array}$
Find the population standard deviation for the closing prices.

• A) $11.39
• B) $33.72
• C) $141.73
• D) $11.10

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Definitions:

Proximity

The physical closeness between people which can influence attraction and relationship formation.

Fundamental Attribution Error

The tendency to give more attention to dispositional factors than is appropriate for a situation.

Mean, Angry Person

An individual who frequently exhibits hostility or irritability towards others without significant provocation.

Proximity

The physical or psychological closeness between people or objects, which can influence relationships and interactions.