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library(ggplot2)
library(gcookbook)

1.3 Loading a text data file



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data <- read.csv(file = "datefile.csv")
data



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data2 <- read.csv(file = "datefile.csv", header = FALSE)
data2



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data3 <- data
names(data3) <- c("col1", "col2", "col3", "col4")
data3



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data