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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
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- Mixed-effects modeling — four hour workshop — part IV: LMEs November 5, 2013
Tag Archives: csv
Mixed-effects modeling — four hour workshop — part I: Data handling
This post will be one of four in which we go through how to model a multilevel dataset using linear mixed-effects modeling. To begin, we need to collate the data we have gathered in a simple reading experiment but one … Continue reading
Posted in 2.1 LME workshop I/IV, Uncategorized
Tagged csv, data handling, merge, plyr
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Getting started – selecting data, wrangling data – early (basic) moves
This post and the few following will switch focus from the ML subject scores database to a database built out of normative data about word attributes, which actually comes in a number of different parts (downloadable at the links). Remember that … Continue reading
Posted in .Interim directions, getting started, rstats
Tagged csv, dataframe, normative
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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
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Getting normative data for words
The easiest step is to get data we need from the English Lexicon Project (ELP). We will want information on frequency (there are several measures, we will be using the log context distinctiveness (CD) measure from the SUBTLEX database; see … Continue reading
What they call workflow
[Password protected version of this post, under resources, with downloadable example files] Many researchers talk about workflow. This refers to the series of steps involved in completing an investigation: going from intention to paper, to paraphrase the title of Levelt’s … Continue reading
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