R How To….

How to Create a Correlation Matrix in R
23 October 2018 | by Chris Facer

A correlation matrix is a table of correlation coefficients for a set of variables used to determine if a relationship exists between the variables. The

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How to Make an Area Chart in R
20 October 2018 | by Tim Ali
Area charts are useful for visualizing one or more variables over time. We can create area charts in R using one of the many available...

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How to Make a Pie Chart in R
12 October 2018 | by Tim Ali
Pie charts are the classic choice for showing proportions for mutually-exclusive categories. There are various packages available for creating charts and visualizations in R. One...

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How to Compute D-Error for a Choice Experiment Using R
25 September 2018 | by Justin Yap
D-error is a way of summarizing how good a design is at extracting information from respondents in a choice experiment.

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Example sorting matrices in R
How to Sort Data in R
09 September 2018 | by Tim Ali
Sorting is any process in which data is arranged into some meaningful order that makes it easier to interpret and analyze the data. I'll show...

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Installing R Packages From Github
Installing R Packages from GitHub
17 August 2018 | by Tim Bock
Often interesting new R packages are only available on GitHub. This post shows how to install an R package from GitHub, in each of R,...

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Smoothing Splines with Plotly
How to add Trend Lines in R Using Plotly
23 July 2018 | by Carmen Chan
When you are conducting an exploratory analysis of time-series data, you'll need to identify trends while ignoring random fluctuations in your data. There are multiple...

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How to Read an Excel file into R
20 July 2018 | by Carmen Chan
Excel may not be the most powerful data analysis program, but it is one of the most widely used. It should be no surprise that...

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How to Aggregate Data in R
13 July 2018 | by Jake Hoare
You have a data set and you need to quickly organize it to perform your data analysis. Where do you start? You could create a...

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Squeezing time
Easily Converting Strings to Times and Dates in R with flipTime
01 February 2018 | by Mathew McLean
Date conversion in R can be a real pain. However, it is a very important initial step when you first get your data into R...

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Using Displayr
How to Format Numbers, Dates, and Time Using D3 HTMLWidgets in R
27 November 2017 | by Jake Hoare

If you have ever spent any time investigating where the cool kids play in the data visualization world you will know it is all about

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Great looking dashboard
Create and Update PowerPoint Reports using R
31 August 2017 | by Tim Bock

In my sordid past, I was a data science consultant. One thing about data science that they don’t teach you at school is that senior managers

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Picture of a sea of blu-ray discs
Analyzing Google Trends Data in R
24 August 2017 | by Jake Hoare
Google Trends shows the changes in the popularity of search terms over a given time (i.e., number of hits over time). It can be used...

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correspondence analysis
Easily Add Images to a Correspondence Analysis Plot in R
17 May 2017 | by Tim Bock

You can take your correspondence analysis plots to the next level by including images. Better still, you don’t need to paste in the images after

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Scatterplots
Labeled Scatter Plots and Bubble Charts in R
26 April 2017 | by Tim Bock
This post explores how the R package for labeled scatterplots tries to solve the problem of scatterplots and bubble plots or bubble charts in R.

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