R/summary.graph.freq.R

In agricolae: Statistical Procedures for Agricultural Research

summary.graph.freq <-
function(object,...){
xx<-object$mids
yy<-object$counts
y1<-sum(yy)
zz<-object$breaks
x<-length(xx)
acum<-0
z<-rep(0,7*x)
dim(z)<-c(x,7)
for (i in 1:x) {
z[i,1]<-zz[i]
z[i,2]<-zz[i+1]
z[i,3]<-xx[i]
z[i,4]<-yy[i]
z[i,5]<-round(yy[i]*100/y1,1)
z[i,6]<-yy[i]+acum
acum<-z[i,6]
z[i,7]<-round(z[i,6]*100/y1,1)
}
z[nrow(z),7]<-100
colnames(z)<-c("Lower","Upper","Main","Frequency","Percentage","CF","CPF")
z<-as.data.frame(z)
return(z)
}