Posts by Marcelo Reis • 101 points
2 posts
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3
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answers3756
viewsA: Chart of average profiles (including error bars)
It is possible to use the function stat_summary(), ggplot2, to summarize the observations. Using ggplot2, you do not need to separate the groups into several vectors, simply indicate the…
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answers5814
viewsA: How to read microdata from ENEM in R?
An elegant solution that can be practically independent of computational resources is to use a pre-processing software line by line, filtering only the desired records. The most known and popular…