profpoly.data {eeptools}

Creates a data frame suitable for building custom polygon layers in ggplot2 objects

Description

Creates a data frame suitable for building custom polygon layers in ggplot2 objects

Usage

profpoly.data(grades, LOSS, minimal, basic, proficient, advanced, HOSS)

Arguments

grades

a vector of tested grades in sequential order

LOSS

is a vector of the lowest obtainable scale score on an assessment by grade

minimal

is a vector of the floor of the minimal assessment category by grade

basic

is a vector of the floor of the basic assessment category by grade

proficient

is a vector of the floor of the proficient assessment category by grade

advanced

is a vector of the floor of the advanced assessment category by grade

HOSS

is a vector of the highest obtainable scale score by grade

Value

a dataframe for adding a polygon to layers in other ggplot2 plots

See Also

geom_polygon which this function assists

Examples

grades<-c(3,4,5,6,7,8)
g<-length(grades)
LOSS<-rep(200,6)
HOSS<-rep(650,6)
basic<-c(320,350,370,390,420,440)
minimal<-basic-30
prof<-c(380,410,430,450,480,500)
adv<-c(480,510,530,550,580,600)

z<-profpoly.data(grades,LOSS,minimal,basic,
               proficient = prof,advanced = adv, HOSS)
z