State by State SAT data

Description

SAT data assembled for a statistics education journal article on the link between SAT scores and measures of educational expenditures

Usage

data(SAT)

Format

A data frame with 50 observations on the following variables.

state

a factor with names of each state

expend

expenditure per pupil in average daily attendance in public elementary and secondary schools, 1994-95 (in thousands of US dollars)

ratio

average pupil/teacher ratio in public elementary and secondary schools, Fall 1994

salary

estimated average annual salary of teachers in public elementary and secondary schools, 1994-95 (in thousands of US dollars)

frac

percentage of all eligible students taking the SAT, 1994-95

verbal

average verbal SAT score, 1994-95

math

average math SAT score, 1994-95

sat

average total SAT score, 1994-95

Source

http://www.amstat.org/publications/jse/secure/v7n2/datasets.guber.cfm

References

Deborah Lynn Guber, "Getting what you pay for: the debate over equity in public school expenditures" (1999), Journal of Statistics Education 7(2).

Examples

data(SAT)
if (require(ggformula)) {
  gf_point(sat ~ expend, data = SAT, color = "blue", alpha = 0.5) |>
    gf_lm()
  gf_text(sat ~ expend, data = SAT, label = ~ abbreviate(SAT$state, 3),
    inherit = FALSE)
}