Category Archives: Uncategorized

dplyr 0.2

Originally posted on RStudio Blog:
I’m very excited to announce dplyr 0.2. It has three big features: improved piping courtesy of the magrittr package a vastly more useful implementation of do() five new verbs: sample_n(), sample_frac(), summarise_each(), mutate_each and glimpse().…

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R Markdown

I was toying with the idea of moving to LaTex for word processing needs.  This post Markdown or LaTeX from Yihui Xie provides enlightenment on the subject. My challenge is that customers still demand documents to be in Microsoft Word. … Continue reading

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Histograms and Regression Lines as a matter of philosophy

Make sense of life events through histograms. I rather enjoy a histogram and often use histograms to give anecdotes context. My favorite is the classic example of the panhandler who makes $50,000 a year. Is this case an outlier or … Continue reading

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Program Data Management

I imagine most established nonprofit organizations have systems and dedicated staff to monitor the organization’s fiances.  I imagine there are reviews to determine if the organization is over or under budget as it pertains to spending and revenue. Is there … Continue reading

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R Studio Presentation Feature

I am enjoying the Presentation Feature in R studio. It is easy to use and great way to present R code and output. I also appreciate that one can present from R studio without needing connection to the internet and … Continue reading

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Late to the party: Str and Summary function in R

I admit I am very late to the party with these functions but after dealing with enough messy data sets they are now required before any analysis. These functions will help you understand the underlying structure of your data sets. … Continue reading

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Subsetting Data In R

Subsetting Data In R Data management in R can be somewhat challenging. I have always been able to subset observations without a problem but had struggled with subsetting variables or columns into a new object. Thanks to UCLA’s Institute for … Continue reading

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