Which of the Following Statements Concerning the Linear Correlation Coefficient

question 4

Multiple Choice

Which of the following statements concerning the linear correlation coefficient are true? I: If the linear correlation coefficient for two variables is zero, then there is no relationship between the variables.
II: If the slope of the regression line is negative, then the linear correlation coefficient is negative.
III: The value of the linear correlation coefficient always lies between -1 and 1.
IV: A linear correlation coefficient of 0.62 suggests a stronger linear relationship than a linear correlation coefficient of
-0) 82.

• A) III and IV
• B) I and IV
• C) II and III
• D) I and II

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Definitions:

Expert Power

The power that exists when an agent has specialized knowledge or skills that the target needs.

Relevant

Being closely connected or appropriate to the matter at hand.

Useful

Having a beneficial use or being able to serve a purpose effectively.

Reward Power

Power based on an agent’s ability to control rewards that a target wants.