Suppose That You Estimate the Sample Regression Function You Might Be Concerned That

Multiple Choice

Suppose that you estimate the sample regression function $$swidehat { alar}y = \hat { \beta } _ { 0 } + \hat { \beta } _ { 1 } \text { Experience } _ { i } + \hat { \beta } _ { 2 } \text { Male } _ { i } + \hat { \beta } _ { 3 } \text { Married } _ { i }$$
You might be concerned that $\hat { \beta } _ { 1 }$
Is a biased estimate of the marginal effect of experience on salary because

A) a person's sex is likely an irrelevant independent variable.
B) marital status is likely an irrelevant independent variable.
C) education is likely an omitted independent variable.
D) the identity of the last NCAA basketball champion is likely an omitted independent variable.