The Chemical Statistician

Naive Bayes classifiers are simple but powerful tools for classification in statistics and machine learning.  In this video tutorial, I use a simulated data set and illustrate the mathematical d...

https://chemicalstatistician.wordpress.com/2018/10/03/video-tutorial-naive-bayes-classifiers/

I am so grateful to Mandy Gu for being a guest on The Central Equilibrium to talk about word embeddings and text classification.  She began by showing how data from text can be encoded in vector...

https://chemicalstatistician.wordpress.com/2018/09/26/mandy-gu-on-word-embeddings-and-text-classification-the-central-equilibrium-episode-9/

Today is Monday, September 24, 2018.  Suppose that my co-worker Jessica asks me, “Can we meet on next Friday to talk about our report?”.  Does she mean Friday, September 28, 2018? Friday, O...

https://chemicalstatistician.wordpress.com/2018/09/24/communication-tip-dont-say-next-friday-say-friday-of-next-week/

I will attend the FutureMakers Mega Meetup on Wednesday, September 26, 2018.  It will be hosted by RBC’s Tech Community Team.  The registration is free but required.  Here are the details. W...

https://chemicalstatistician.wordpress.com/2018/09/21/futuremakers-mega-meetup-on-wednesday-september-26-2018/

Image courtesy of rawpixel.com via Pexels When proposing a meeting or planning an event in writing, I strongly suggest stating both the day of the week and the calendar date.  For example, I wou...

https://chemicalstatistician.wordpress.com/2018/09/21/communication-tip-write-both-the-day-of-the-week-and-the-calendar-date-when-organizing-meetings-or-planning-events/

I will attend the RBC FutureMakers Talks on Tuesday, September 18.  The title of this event is “Management Lessons from Leading Tech Teams”.  Here are the details. Tuesday, September 18, 20...

https://chemicalstatistician.wordpress.com/2018/09/17/rbc-futuremakers-talks-management-lessons-from-leading-tech-teams-tuesday-september-18-2018/

Mitchell Boggs kindly talked about game theory in behavioural ecology on my talk show, “The Central Equilibrium”!  He talked about 2 key examples: when animals choose to share or fight for f...

https://chemicalstatistician.wordpress.com/2018/09/12/mitchell-boggs-on-game-theory-in-behavioural-ecology-the-central-equilibrium-episode-8/

I will attend an upcoming seminar by Tony Lea, the Chief Methodologist at Environics Analytics.  The title of his seminar is “The role of geography in data integration and predictive analytics...

https://chemicalstatistician.wordpress.com/2018/09/05/sora-business-analytics-seminar-the-role-of-geography-in-data-integration-and-predictive-analytics-by-tony-lea-friday-september-14-2018/

When I arrange a phone call with someone in a different time zone, I propose the time in both my time zone and their time zone. Photo courtesy of Pixabay via Pexels. This has 2 benefits: 1) I sav...

https://chemicalstatistician.wordpress.com/2018/09/04/communication-and-email-tip-propose-meeting-times-in-both-time-zones/

Names and details in this blog post have been altered to protect the privacy of its subjects. In 2014, I wrote about a former professor, Dr. Baker, who suffered from a chronic liver disorder and ...

https://chemicalstatistician.wordpress.com/2018/08/31/update-to-a-story-about-perseverance-inspiration-from-my-old-professor/

I am so grateful that David Veitch appeared on my talk show, “The Central Equilibrium“, to talk about rational vs. irrational numbers.  While defining irrational numbers, he proved that is a...

https://chemicalstatistician.wordpress.com/2018/08/30/david-veitch-on-rational-vs-irrational-numbers-and-countability-the-central-equilibrium-episode-7/

As I approach my second anniversary of working at Environics Analytics, I am excited to accept a job offer to become our Digital Marketing Analyst.  In this new role, I am developing strategies ...

https://chemicalstatistician.wordpress.com/2018/08/20/my-new-job-as-the-digital-marketing-analyst-at-environics-analytics/

Most SAS procedures require the RUN; statement to signal their termination.  However, there are some notable exceptions to this. I have written about PROC SQL many times on my blog, and this pro...

https://chemicalstatistician.wordpress.com/2018/08/01/some-sas-procedures-like-proc-reg-glm-anova-sql-and-iml-end-with-quit-not-run/

I am pleased to welcome Arnab Chakraborty back to my talk show, “The Central Equilibrium“, to talk about the Monty Hall Problem and Bayes’ theorem.  In this episode, he shows 2 solutions t...

https://chemicalstatistician.wordpress.com/2018/07/21/arnab-chakraborty-on-the-monty-hall-problem-and-bayes-theorem-the-central-equilibrium-episode-6/

Strangers send requests to join my network on LinkedIn every week, sometimes every day.  When I get such a request, the enclosing message is usually “Hi Eric, I’d like to join your LinkedIn ...

https://chemicalstatistician.wordpress.com/2018/07/21/write-a-personal-message-when-inviting-people-to-connect-on-linkedin/

I am so pleased to publish this new episode of “The Central Equilibrium“, featuring Benjamin Garden.  He talked about simple and compound interest in the context of finance and investment, h...

https://chemicalstatistician.wordpress.com/2018/07/05/benjamin-garden-on-simple-vs-compound-interest-in-finance-the-central-equilibrium-episode-5/

Canadian English and American English are very similar, allowing Anglophones in both countries to work and live with ease when crossing the border.  However, there is a subtle difference in our ...

https://chemicalstatistician.wordpress.com/2018/07/01/a-tip-about-the-word-college-to-my-american-neighbours-who-wish-to-work-in-canada/

PROC SORT is a very useful procedure in SAS.  Not only can you sort a data set on one or more variables with it, but you can sort each variable in ascending or descending order, and you can use ...

https://chemicalstatistician.wordpress.com/2018/06/28/beware-of-accidental-replacement-of-data-sets-with-proc-sort-in-sas/

I am excited to present the first of a multi-episode series on neural networks on my talk show, “The Central Equilibrium”.  My guest in this series in Layne Newhouse, and he talked about how...

https://chemicalstatistician.wordpress.com/2018/06/28/layne-newhouse-on-representing-neural-networks-the-central-equilibrium-episode-4/

In June, 2008, I received an email from Dr. Ken MacFarlane, then the Undergraduate Advisor in the Department of Chemistry at Simon Fraser University (SFU).  He wrote to inform me that I had won ...

https://chemicalstatistician.wordpress.com/2018/06/28/my-silver-medal-from-the-canadian-society-for-chemistry-reflections-after-10-years/