Tags » Ggplot2

ggplot2 (ggplot) Introduction

In this post I’ll briefly introduce how to use ggplot2 (ggplot), which by default makes nicer looking plots than the standard R plotting functions.

The first thing to know is that ggplot requires data frames work properly. 413 more words


Feather Performance Analysis

Originally published on RPubs, June 2016

Executive Summary

After testing the new Feather package and noticing how fast it is, I wanted to learn how Feather compares with other libraries and if its comparative performance degrades on larger data sets. 374 more words


[Infographic] 16 years of Banking Data…and beyond

Originaly published on LinkedIn, March 6 2016

For the full size version click here

The Data – 1.5 million rows across 16 files were brought into the analysis.  191 more words


5 things I learned from open banking data

Original published on LinkedIn, February 10 2016

Banks and other financial institutions submit to the FDIC a report of all of the money held for deposit at each of their branches. 400 more words


EDA Week 1 - Introducing ggplot2

Most of the graphs in this EDA course are constructed using the default graphics language in R. These graphs are easy to learn, but they are relatively difficult to customize for special purposes. 526 more words


Visualization using 'ggplot2' in R

This is simple example code to display side-by-side lattice plots or ggplot2 plots, using the mtcars dataset that comes with any R installation. We will display a scatterplot of miles per  gallon (mpg) on car weight (wt) next to another scatterplot of the same data, but using different colors by number of engine cylinders (cyl, treated as factor) and adding a smooth line (under the type option). 261 more words


How the House Makes a Profit: A R Shiny App for Explaining the Key Idea to Gambling

As many of you may know, I teach statistics at the University of Utah. Below is a post about how industries based on chance events, such as casinos or insurance companies, are able to guarantee a profit. 1,151 more words