Algorithms Pre-processing data is not just about correcting errors Exploration of IMDB rating data, by Kaiser Fung, founder of Principal Analytics Prep
Aggregation Good models + Bad data = Bad analysis Example showing how to diagnose bad data in data science models
Aggregation The plural of anecdote is not ... One of my favorite statistics-related wisecracks is: the plural of anecdote is
Analytics-business interaction Why are GMAT scores going up? In Chapter 1 of Numbersense (link), I went through an extensive list
Analytics-business interaction Statistical thinking on my subway commute So I recently moved and needed to find the optimal subway ride
Analytics-business interaction Ethical dilemmas in data science and analytics About half a year ago, when my article on ethics in data