library("haven")
allbus <- read_spss("ALLBUS2010.SAV")
netto <- as.numeric(as.character(allbus$V612))
par(mfrow=c(2,2))
###### Klassenbreite 800 Euro ######
hist(netto, breaks=seq(0, 10500, by=800), main = "Klassenbreite: 800 Euro", ylab ="h(x)", xlab="X = {Monatl. Nettoeinkommen in Euro}",las=2, col = "red")
###### Klassenbreite 500 Euro ######
hist(netto, breaks=seq(0, 10500, by=500), main = "Klassenbreite: 500 Euro", ylab ="h(x)", xlab="X = {Monatl. Nettoeinkommen in Euro}",las=2, col = "red")
###### Klassenbreite 250 Euro ######
hist(netto, breaks=seq(0, 10500, by=250), main = "Klassenbreite: 250 Euro", ylab ="h(x)", xlab="X = {Monatl. Nettoeinkommen in Euro}",las=2, col = "red")
###### Klassenbreite 100 Euro ######
hist(netto, breaks=seq(0, 10500, by=100), main = "Klassenbreite: 100 Euro", ylab ="h(x)", xlab="X = {Monatl. Nettoeinkommen in Euro}",las=2, col = "red")
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