Solution) An expert witness in a case of alleged racial discrimination in a state university school of nursing

Question:

An expert witness in a case of alleged racial discrimination in a state university school of nursing introduced a regression of the determinants of Salary of each professor for each year during an 8-year period (n = 423) with the following results, with dependent variable Year (year in which the salary was observed) and predictors YearHire (year when the individual was hired), Race (1 if individual is black, 0 otherwise), and Rank (1 if individual is black, 0 otherwise), and Rank (1 if individual is an assistant professor, 0 otherwise). Interpret these results.

Variable		Coefficient		T		P
Intercept		-3,816,521		-29.4		.000
Year		1,948		29.8		.000
YearHire		-826		-5.5		.000
Race		-2,093		-4.3		.000
Rank		-6,438		-22.3		.000
	\[\mathop{R}_{{}}^{2}=0.811\]		\[\mathop{R}_{adj}^{2}=0.809\]		S = 3,318