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inst/snippet/act-gpa.R
In fastR: Foundations and Applications of Statistics Using R
grades <- actgpa
t.test(grades$ACT)
t.test(grades$GPA)
grades.model <- lm(GPA~ACT,grades)
summary(grades.model)
grades.plot1 <- xyplot(GPA~ACT,data=grades,panel=panel.lmbands)
predict(grades.model,new=data.frame(ACT=25),interval="confidence")
predict(grades.model,new=data.frame(ACT=30),interval="prediction")
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fastR documentation built on May 1, 2019, 11:18 p.m.
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grades <- actgpa
t.test(grades$ACT)
t.test(grades$GPA)
grades.model <- lm(GPA~ACT,grades)
summary(grades.model)
grades.plot1 <- xyplot(GPA~ACT,data=grades,panel=panel.lmbands)
predict(grades.model,new=data.frame(ACT=25),interval="confidence")
predict(grades.model,new=data.frame(ACT=30),interval="prediction")
Try the fastR 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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