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

Critical punching bags like Madame Web, The Spirit, and Batman & Robin all rank among the absolute worst comic book movies ...

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

FORECAST.ETS applies an exponential triple smoothing (ETS) algorithm to create forecasts that can include trend and seasonal ...

Tables, named ranges, line breaks, modern functions, and helper columns make Excel formulas easier to read, audit, and fix.

The simplest way to start documenting Excel formulas like a coder is by using the N () function. Although its primary job is to convert non-numeric values into numbers, it has a hidden quirk: because ...

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 ...

A police department in a suburb of Phoenix has used ChatGPT twice this year to generate images of crime suspects. Reading time 2 minutes An Arizona police department is among the first in the nation ...

San Jose Police solve a 1997 murder using forensic genealogy, arresting Joe Contreras for Alice Sharitz's death.

Ramanujan’s elegant formulas for calculating pi, developed more than a century ago, have unexpectedly resurfaced at the heart of modern physics. Researchers at IISc discovered that the same ...