A dataset with information on background characteristics and salary of 473 employees.
data(employee)
A data frame with 473 observations on the following 9 variables:
salary
a numeric variable, used as response variable: current salary in US dollars
age
a numeric variable: age in years
edu
a numeric variable: educational level in years
startsal
a numeric variable: beginning salary in US dollars
jobtime
a numeric variable: months since hire
prevexp
a numeric variable: previous work experience in months
minority
a factor variable: minority classification with levels min
, indicating minority, and no_min
, no minority
gender
a factor variable: gender type with levels f
, indicating female, and m
, indicating male
jobcat
a factor variable: type of job with levels Clerical
, Custodial
, and manager
IBM Corp. (2011). IBM SPSS Statistics for Windows, Version 20.0. Armonk, NY: IBM Corp.
Dusseldorp, E. Conversano, C., and Van Os, B.J. (2010). Combining an additive and tree-based regression model simultaneously: STIMA. Journal of Computational and Graphical Statistics, 19(3), 514-530.