How to calculate depreciation for fixed assets with the straight-line method, the sum of the years’ digits method, and others, using Microsoft Excel ...

Excel and Google Sheets have three functions to calculate the internal rate of return: IRR, XIRR, and MIRR. Learn how these functions can calculate investment returns.

Regression is one of the most powerful statistical tools for finding relationships in data. Python makes it easy, and it's much more flexible than a spreadsheet.

Find the data you need in an Excel sheet more easily with these functions.

Calculating a Least Squares Regression Line: Equation, Example, Explanation If you want a simple explanation of how to calculate and draw a line of best fit through your data, read on!

Schools that Excel 2025: Find out your school’s VCE results over the past decade The Age reveals the schools that have made the greatest strides in VCE results over the last 10 years.

The Age’s Schools that Excel series celebrates schools that achieve outstanding improvement in their VCE results over a decade. Find out who won and use our dashboard to track your school’s ...