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demo/cs8.r
In s20x: Functions for University of Auckland Course STATS 201/208 Data Analysis
data (toothpaste.df)
toothpaste.df
ages<-c(toothpaste.df$purchasers,toothpaste.df$nonpurchasers)
buy<-rep(c("Yes","No"),c(20,20))
buy<-factor(buy)
layout20x(1,2)
boxplot(ages~buy,main="Boxplots for Crest")
stripchart(ages~buy,vert=T,pch=1,main="Stripchart for Crest")
summaryStats(ages~buy)
summaryStats(toothpaste.df$purchasers)
summaryStats(toothpaste.df$nonpurchasers)
crest.fit<-lm(ages~buy)
eovcheck(crest.fit)
normcheck(crest.fit)
t.test(ages~buy,var.equal=T)
t.test(ages~buy,var.equal=T,conf.level=0.9)
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s20x documentation built on Aug. 21, 2023, 5:07 p.m.
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data (toothpaste.df)
toothpaste.df
ages<-c(toothpaste.df$purchasers,toothpaste.df$nonpurchasers)
buy<-rep(c("Yes","No"),c(20,20))
buy<-factor(buy)
layout20x(1,2)
boxplot(ages~buy,main="Boxplots for Crest")
stripchart(ages~buy,vert=T,pch=1,main="Stripchart for Crest")
summaryStats(ages~buy)
summaryStats(toothpaste.df$purchasers)
summaryStats(toothpaste.df$nonpurchasers)
crest.fit<-lm(ages~buy)
eovcheck(crest.fit)
normcheck(crest.fit)
t.test(ages~buy,var.equal=T)
t.test(ages~buy,var.equal=T,conf.level=0.9)
Try the s20x package in your browser
Any scripts or data that you put into this service are public.
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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