# statistics

posted by
**ronald** on
.

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 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

R2 = 0.811 R2

adj

= 0.809 s = 3,318