Lessons from running a Data Team
Some lessons I learned while building and running the Data Team at Axial
Detecting and Fixing Outliers in Data
Using a Selective Median Filter to clean erroneous data
Base Rate Fallacy
Interpreting commonly quoted statistical results through understanding of base and false discovery rates.
Friends don't let friends accumulate data debt
Fertility & Infant Mortality
An analysis to determine the relationship between fertility and infant mortality rates
Are Movies Getting Better or Worse?
A fun little data analysis exercise using IMDB movie rating database
Introduction to R
Learn the basics of using R to perform simple data analysis
Curve smoothing in R
Common techniques for smoothing curves and how to do that in R
MongoDB replication pitfalls
Common issues while converting standalone MongoDB instance to a replicated set.