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Regional Variation in Law Enforcement Deaths – Part A

(This article was first published on Mathew Analytics LLC » R, and kindly contributed to R-bloggers) In recent months, there has been a series of high profile incidents in the United States where...

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Running SQL Queries in R With the SQLDF Package

(This article was first published on Abraham Mathew » R, and kindly contributed to R-bloggers)   The sqldf package can be used to run sql queries on R data frames. The user simply needs to specify a...

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Shoe Consumption in the U.S. – GGPlot2 #1

(This article was first published on Abraham Mathew » R, and kindly contributed to R-bloggers)   This is the first in a series of blog posts in which I use the R package GGPlot2 to examine real world...

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Generating PPC Keywords in R

(This article was first published on Abraham Mathew » R, and kindly contributed to R-bloggers) Paid search marketing refers to the process of driving traffic to a website by purchasing ads on search...

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Generating PPC Keywords in R – Part 2

(This article was first published on Abraham Mathew » R, and kindly contributed to R-bloggers) In a previous post, I discussed how to generate PPC keywords in R. In this post I will provide another...

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R 101: The Subset Function

(This article was first published on Abraham Mathew » R, and kindly contributed to R-bloggers) The subset function is available in base R and can be used to return subsets of a vector, martix, or data...

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A/B Testing in R – Part 1

(This article was first published on Abraham Mathew » R, and kindly contributed to R-bloggers) A/B testing is a method for comparing the effectiveness of several different variations of a web page....

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Job Satisfaction in England – GGPlot #2

(This article was first published on Abraham Mathew » R, and kindly contributed to R-bloggers) I’ve recently been scouring the internet for a public opinion data set pertaining to job satisfaction. I...

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Analyzing Twitter Data in R – Part 1

(This article was first published on Abraham Mathew » R, and kindly contributed to R-bloggers) I recently began using the TwitteR package in R to examine my tweeting patterns. One of my first projects...

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User Input in R vs Python

(This article was first published on Abraham Mathew » R, and kindly contributed to R-bloggers) Both R and Python have facilities where the coder can write a script which requests a user to input some...

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