Category Archives : Analyst Secrets

Keeping a Sharp Analytical Mind

Summary: To stay on top of your personal development, try learning new things like a programming language, an instrument, or exposure to a new field (e.g. biology or accounting). Exposure to new ideas helps you avoid confirmation bias and increase you willingness to explore your analysis further.

Optimal Toilet Paper Placement

Always Have a Baseline

Summary: Always check your numbers with smaller, simpler queries and figures.  Use total sales as a reality check for comparison to sales queries.  When creating models, compare performance to a simpler model.  Don’t assume complexity equals accuracy.  Be prepared to compare against existing “gold standard” models.

ROC Curve Example Plot from ROCR package