Blog Archives

VLOOKUP in R with Schwartau Beehive Data

July 1, 2019
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VLOOKUP in R with Schwartau Beehive Data

I started learning R back in 2016 in college thanks to a couple of my professors who used it to teach statistics: Dr. Grimshaw and Dr. Lawson. Thanks to the R community I’ve learned a lot more since then, but recently I did an embarrassing Google search for “how to do VLOOKUP in r.” For those of you who don’t know, VLOOKUP...

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Individuals Control Charts

May 27, 2019
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Individuals Control Charts

This post is a follow-up two my two recent posts on generating control charts in R, and animating them. One thing that I’ve been wondering about is how to calculate a range chart without using a package like ggQC or qcc. I knew that I could do it using a loop, but I was looking for a dplyr method...

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How to Animate a Control Chart

April 4, 2019
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How to Animate a Control Chart

Recently, I wrote a post about creating control charts in R, and now I want to experiment with animating one of those charts. Lets start with the tidyverse, gganimate, and ggQC. library(tidyverse) library(gganimate) library(ggQC) Now, lets rebuild the last control chart from my previous post. # Generate sample data set.seed(20190117) example_df % add_row(values = rnorm(n=2*5, mean = 25 + .006, sd = .005), ...

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Creating a Favicon with R

February 28, 2019
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Creating a Favicon with R

I use the Hugo Coder theme for this website, but I don’t like the default favicon, so I decided to make a new one using ggplot2. For those of you who don’t know, a favicon is the little icon that shows up on your browser tab next to the website name (in most browsers). How hard could it be, right?...

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Testing out ggQC

February 10, 2019
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Testing out ggQC

R is a great language for statistical process control largely because there are several packages which make it quite easy, including qcc, SixSigma, and a new one that I want to explore in this post called ggQC. I’ve been using qcc for a while and I trust its calculations, so I’ll use that to validate ggQC. ggQC was created by...

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How many rounds of Tenzi does it take to win?

January 29, 2019
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How many rounds of Tenzi does it take to win?

I spent some time over Christmas playing games of chance with my in-laws. Some of them didn’t have any strategy at all, and they left me wondering what the odds were of wining. In the case of Tenzi, the only thing you can really do to get better at the game is to roll and read dice faster. If...

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