If you use Excel 40 hours a week (and those are the weeks you are on vacation), welcome to the MrExcel channel. Home to 2,400 free Excel tutorials. Bill "MrExcel" Jelen is the author of 67 books about ...

If you have experience with R or want a quick way to generate a regression with statsmodels using a pandas DataFrame, you can use R-style formulas. First, you need to import statsmodels and its ...

We recently had the opportunity for a large influx of people to test the coming World of Warcraft Player Housing implementation on the PTR. We were told we would get a look at private and guild ...

This comprehensive course covers the fundamental concepts and practical techniques of Matplotlib, the essential plotting library in Python. Learn to create various types of charts and visualizations ...

Creates a custom comparer to sort qualitative X-axis values in a custom order. The comparer calculates totals for stacked bars and arranges bars by their aggregated values.