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Recent Posts
 Getting started — loading data, writing and saving scripts January 16, 2014
 Getting started – getting helped January 16, 2014
 Getting started — Installation of RStudio and some packages + using ggplot() to make a simple plot January 16, 2014
 Postgraduate data analysis and interpretation January 16, 2014
 Mixedeffects modeling — four hour workshop — part IV: LMEs November 5, 2013
Tag Archives: ggplot2
Getting started — Installation of RStudio and some packages + using ggplot() to make a simple plot
Install R Revise how to install R, as previously discussed here and here. Installation How do you download and install R? Google “CRAN” and click on the download link, then follow the instructions (e.g. at “install R for the first time”). … Continue reading
Posted in a. Getting started
Tagged getting started, ggplot, ggplot2, loess, mtcars, RStudio, scatterplot, smoother
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Mixedeffects modeling — four hour workshop — part III: Regression modeling
We completed a study on the factors that influence visual word recognition performance in lexical decision. We then put together a dataset for analysis here. We examined the distribution of interrelation of critical variables in that dataset, acting to transform … Continue reading
Posted in 2.3 LME workshop III/IV, Uncategorized
Tagged ggplot2, LME, ols(), plyr, scatterplot
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Getting started – positioning and getting multiple plots on one page, output as a pdf
This post assumes you know how to set a working directory, load a data file, and run a ggplot() function call to create a histogram using geom_histogram, as discussed here. What are going to do in this post is expand … Continue reading
Posted in 6. Getting started  grid plots, plotting data, rstats
Tagged distribution, facet, ggplot2, grid, histogram, label, lattice, pdf, title
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Getting started – working directories, loading data, and a bit more plotting
For this post, I am going to assume that you know about files, folders and directories on your computer. In Windows (e.g. in XP and 7), you should be familiar with Windows Explorer. If you are not, this series of … Continue reading
Posted in 5. Getting started  load data, getting started, rstats, workflow
Tagged csv, dataframe, describe, geom, ggplot2, histogram, plot, read.csv, setwd, str, summary, working directory, workspace
3 Comments
Getting started – a quick word on destinations – plotting
A critical reason for learning to use R is the superior capacity that affords to visualize data. If you learn to plot data with R you are learning to plot data using the best tools now available. There are four … Continue reading
Posted in .Interim directions, plotting data, rstats
Tagged base, ggplot2, Graphics, grid, lattice, plot, visualization
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Getting started – RStudio, ggplot, installing packages and loading them for use
Install R Revise how to install R, as previously discussed here and here. Installation How do you download and install R? Google “CRAN” and click on the download link, then follow the instructions (e.g. at “install R for the first time”). … Continue reading
Posted in 3. Getting started  install, getting started, GUI, rstats
Tagged ggplot2, library, object, package, programming, RStudio, rstats
1 Comment
Getting started – drawing a scatterplot, with a linear regression smoother, edited title, label and theme, for report
This post assumes that you have installed and are able to load the ggplot2 package, that you have been able to download the ML subject scores database and can read it in to have it available as a dataframe in … Continue reading →