case1201 {Sleuth2} | R Documentation |
State Average SAT Scores
Description
Data on the average SAT scores for US states in 1982 and possible
associated factors.
Usage
case1201
Format
A data frame with 50 observations on the following 8 variables.
State
- US state
SAT
- state averages of the total SAT (verbal + quantitative)
scores
Takers
- the percentage of the total eligible students (high
school seniors) in the state who took the exam
Income
- the median income of families of test–takers (in
hundreds of dollars)
Years
- the average number of years that the test–takers had
formal studies in social sciences, natural sciences and humanities
Public
- the percentage of the test–takers who attended public
secondary schools
Expend
- the total state expenditure on secondary schools (in
hundreds of dollars per student)
Rank
- the median percentile ranking of the test–takers within
their secondary school classes
Source
Ramsey, F.L. and Schafer, D.W. (2002). The Statistical Sleuth: A
Course in Methods of Data Analysis (2nd ed), Duxbury.
Examples
str(case1201)
pairs(SAT~Rank+Years+Income+Public+Expend, case1201)
[Package
Sleuth2 version 1.0-1
Index]