Executives at a National Mining Company Insist That Their Employees

Multiple Choice

Executives at a national mining company insist that their employees did not contract lung cancer from occupational pollutants. They develop a regression model that shows 67% of the lung cancers reported are due to other factors such as personal smoking and genetic predisposition. The random error term in the linear regression model indicates:

A) a numerical estimate of the relationship between the independent and dependent variables
B) a numerical estimate of factors outside the independent variable
C) a numerical estimate of factors outside the dependent variable
D) a numerical estimate of the relationship between the intercept and the slope