Which of the Following Statements Is the Least Accurate Concerning

question 61

Multiple Choice

Which of the following statements is the least accurate concerning correlation analysis?

• A) Correlation does not imply causation.
• B) The correlation coefficient captures only a linear relationship.
• C) The correlation coefficient may not be a reliable measure when outliers are present in one or both of the variables.
• D) The correlation coefficient describes both the direction and strength of the relationship between two variables only if the two variables have the same units of measurement.

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Definitions:

Y-Intercept

The y-intercept is the point where a graph intersects the y-axis, typically represented as the value of y when x equals 0.

Noncollinear Points

A set of three or more points that do not all lie on a single straight line.

Coefficient Matrix

A matrix consisting of the coefficients of the variables in a set of linear equations.

Linear Equations

Equations of the first degree, where variables are raised only to the power of one and graph as straight lines.