A Descriptive Measure of the Strength of Linear Association Between

question 59

Multiple Choice

A descriptive measure of the strength of linear association between two variables is the​

• A) ​coefficient of determination.
• B) ​slope b₁ of the estimated regression line.
• C) ​standard error of the estimate.
• D) ​correlation coefficient.

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Definitions:

Negative Relationship

A type of correlation where an increase in one variable is associated with a decrease in another variable.

No Relationship

Outcome of research in which two variables are not related; changes in the first variable are not associated with changes in the second variable.

Negative Linear Relationship

A direct relationship between two variables where an increase in one variable leads to a decrease in another.

Positive Linear Relationship

A relationship between two variables where an increase in one variable is associated with an increase in the other variable, depicted as a straight line.