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

Microsoft's spreadsheet program can do way more than you might imagine. These are the hacks and tricks you need to know.

Handle millions of rows by loading queries into Power Pivot, building relationships, and creating measures for fast variance ...

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

Excel still trips over dates, ghost links, and undo history. These six fixes would save hours for everyday users.

Abstract: This paper proposes a Kalman filter based state-of-charge (SOC) estimation MATLAB function using a second-order RC equivalent circuit model (ECM). The function requires the SOC-OCV (open ...