Support this blog on Patreon!

Learn or practice stock market trading with Market Wizard

Want to learn practical data wrangling and analysis? Please checkout my book Data Wrangling with JavaScript!

Linear regression

Linear regression is a technique that is very useful when analysing the trajectory of a stock. In this post I'll show how to compute and render »

Average true range

Average true range is an indicator that is useful for judging the volatility of a stock. I use this to set the level for my stop »


The first principle is that you must not fool yourself and you are the easiest person to fool. Richard Feynman Welcome to The Data Wrangler. My »