| toInstall <- c("ggplot2") | |
| if(doInstall){install.packages(toInstall, repos = "http://cran.r-project.org")} | |
| lapply(toInstall, library, character.only = TRUE) | |
| library(ggplot2) | |
| text.plots <- data.frame( | |
| SUPP = c (rep(c( "Control", "Vitamin C", "Orange Juice" ), each = 1500)) , | |
| DOSE = rep(rep(c( "I", "II", "III" ), each=500), 3), | |
| LENGTH = c(rnorm(500, 4, 2), | |
| rnorm(500, 7, 1.2), | |
| rnorm(500, 8, 1.4), | |
| rnorm(500, 7, 1), | |
| rnorm(500, 8, 4), | |
| rnorm(500, 10, 2), | |
| rnorm(500, 8, 2.7), | |
| rnorm(500, 7, 1.8), | |
| rnorm(500, 6, 1.9)), stringsAsFactors = FALSE ) | |
| Plot.0 <- ggplot( text.plots, aes( x = SUPP, y = LENGTH , fill = SUPP ) ) + | |
| geom_boxplot( alpha = 0.6, outlier.colour = c("grey40") , outlier.size=3.5 | |
| ) + scale_fill_manual(values=c("cadetblue", "orange", "orangered3")) + | |
| facet_wrap(~DOSE) + theme_bw() +labs(title="Tooth Growth in Guinea Pigs \n", | |
| x="\n Treatment", y="Change in Length (mm) \n") + guides(fill = guide_legend("\n Supplement")) +geom_hline(y=0, lty=2) | |
| Plot.0 | |
| Plot.1 <- Plot.0 + scale_y_continuous(breaks=seq(-4, 24, by=4)) | |
| Plot.1 | |
| #Plot.1 Now bcomes our basis plot to adjust: |
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