Nest CHOOSECOLS inside UNIQUE to extract non-adjacent columns, and use INDIRECT for interactive header dropdowns.

Row precision vs. Aggregation errors: MAP is the best way to use "greedy" functions like AND or OR in a single, dynamic ...

Learn the difference between Excel COUNT and COUNTA, plus TEXTBEFORE and TEXTAFTER tricks, so you clean text and totals with ...

Learn how GROUPBY passes both subset and full arrays into LAMBDA in Excel, letting you compute percent shares fast and explain results clearly.

Learn to calculate the Sharpe Ratio in Excel for insightful investment analysis. Our guide will help you assess risk versus ...

Learn to simulate stock prices with Excel and gain predictive power over market trends. Our step-by-step guide enhances your ...

IN the high-stakes world of executive leadership, the pressure to deliver results is relentless. Boardrooms buzz with ...

With Windows 10 no longer receiving support, it has become an easy target for hackers. That doesn't mean you have to upgrade ...

This guide explores how these systems perform today, where they fit best, and why they remain highly relevant for both ...

Using the example in our spreadsheet or a similar spreadsheet, highlight all the revenue numbers in the sheet and then in the ...

For nearly twenty years I have been writing a column for the Sunday Island. It has been a joyous ride for someone who is not ...