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:

Larger Groups

Describes collections of individuals that exceed the small, interpersonal dynamics of smaller groups, influencing social behavior differently.

Pluralistic Ignorance

A situation in which individuals rely on others to identify a norm but falsely interpret others’ beliefs and feelings, resulting in inaction.

Normative Social Influence

The influence that leads individuals to conform in order to be accepted and liked by their social group.

Informational Social Influence

A psychological phenomenon where individuals conform to the behavior of others under the belief that these others possess more accurate information, especially in ambiguous situations.