Publications by R on Stats and R
How to track the performance of your blog in R?
Introduction Prerequisites Analytics Users, page views and sessions Sessions over time Sessions per channel Sessions per day of week Sessions per day and time Sessions per month and year Top performing pages Time-normalized page views Page views by country Browser information User engagement by devices Content Finding topics Content distributio...
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How to track the performance of your blog in R?
Introduction Prerequisites Analytics Users, page views and sessions Sessions over time Sessions per channel Sessions per day of week Sessions per day and time Sessions per month and year Top performing pages Time-normalized page views Page views by country Browser information User engagement by devices Content Finding topics Content distributio...
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Hypothesis test by hand
Descriptive versus inferential statistics Motivations and limitations Hypothesis test Why? When? How? Method A: Comparing the test statistic with the critical value Step #1: Stating the null and alternative hypothesis Step #2: Computing the test statistic Step #3: Finding the critical value Step #4: Concluding and interpreting the results Why don...
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Running pace calculator in R Shiny
Introduction Running pace calculator How to use it? Code Introduction If you are a runner yourself, you are certainly aware of how important preparation is before a race. For the preparation of my first marathon, I used to rely on a training plan. This running plan was great, but an important information was missing: the running pace. Most of th...
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Multiple linear regression made simple
Introduction Simple linear regression: reminder Principle Equation Interpretations of coefficients \(\widehat\beta\) Significance of the relationship Correlation does not imply causation Conditions of application Visualizations Multiple linear regression Principle Equation Interpretations of coefficients \(\widehat\beta\) Conditions of appli...
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What statistical test should I do?
Being a teaching assistant in statistics for students with diverse backgrounds, I have the chance to see what is globally not well understood by students. I have realized that it is usually not a problem for students to do a specific statistical test when they are told which one to use (as long as they have good resources and they have been atten...
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Stats and R is 2 years old!
Introduction Analytics Users and page views Page views over time Page views per channel Page views per day of week and month of year Page views per month and year Top performing pages Page views by country User engagement by devices Browser information End note Introduction Stats and R has been launched exactly two years ago. Like last year, I...
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