R polr()

Jmnote (토론 | 기여)님의 2021년 5월 7일 (금) 19:27 판

1 개요

R polr()
  • "Ordered Logistic Or Probit Regression"
R
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library(MASS)
options(contrasts = c("contr.treatment", "contr.poly"))
house.plr <- polr(Sat ~ Infl + Type + Cont, weights = Freq, data = housing)
house.plr
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summary(house.plr, digits = 3)
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summary(update(house.plr, method = "probit", Hess = TRUE), digits = 3)
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summary(update(house.plr, method = "loglog", Hess = TRUE), digits = 3)
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summary(update(house.plr, method = "cloglog", Hess = TRUE), digits = 3)
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predict(house.plr, housing, type = "p")
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addterm(house.plr, ~.^2, test = "Chisq")
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house.plr2 <- stepAIC(house.plr, ~.^2)
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house.plr2$anova
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anova(house.plr, house.plr2)
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house.plr <- update(house.plr, Hess=TRUE)
pr <- profile(house.plr)
confint(pr)
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plot(pr)
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pairs(pr)
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3 참고