Most Social Networking Web Sites Have Terms of Use Agreement

question 48

Multiple Choice

Most social networking Web sites have terms of use agreement that states the Web site has the right to:

• A)post messages about its users
• B)delete material that violates the site's policies
• C)edit material submitted by its users
• D)charge users to view adult material

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Definitions:

Correlation Coefficient

A statistical measure that determines the degree to which two variables move in relation to each other, where +1 indicates a perfect positive correlation and -1 indicates a perfect negative correlation.

Correlation Coefficient

The correlation coefficient is a statistical measure that calculates the strength and direction of a linear relationship between two variables on a scale of -1 to 1.

Covariance

Covariance is a measure used in statistics to determine how two variables move in relation to each other, often used in portfolio theory to assess risk.

Reward-to-Variability Ratio

A measure of the return on an investment relative to its risk, higher values indicate better risk-adjusted returns.