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August 29, 2015 14:20
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impute NAs
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| dat <- data.frame(x = rep(1:3,2), | |
| y = c(3,1,NA,3,NA,6)) | |
| dat_org <- dat | |
| ind <- complete.cases(dat) | |
| model <- lm(y ~ x, data = dat[ind,]) | |
| dat$res <- NA | |
| dat[ind,"res"] <- model$res | |
| dat | |
| # x y res | |
| # 1 1 3 0.6363636 | |
| # 2 2 1 -2.5454545 | |
| # 3 3 NA NA | |
| # 4 1 3 0.6363636 | |
| # 5 2 NA NA | |
| # 6 3 6 1.2727273 | |
| dplyr::full_join(dat_org,dat) | |
| # Joining by: c("x", "y") | |
| # x y res | |
| # 1 3 0.6363636 | |
| # 1 3 0.6363636 | |
| # 2 1 -2.5454545 | |
| # 3 NA NA | |
| # 1 3 0.6363636 | |
| # 1 3 0.6363636 | |
| # 2 NA NA | |
| # 3 6 1.2727273 |
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