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.

A chi-square (χ2) statistic is a test that is used to measure how expectations compare to actual observed data or model results.

Microsoft added a bunch of useful capabilities to Excel this month, including one that was highly requested by customers.

Discover 7 powerful Excel functions that will revolutionize your workflow, automate tasks, and save you hours of time. From ...

A dietitian breaks down how to effectively use a macro calculator to help manage blood sugar levels in people with type 2 diabetes.

A first-of-its-kind Blood Pressure Treatment Efficacy Calculator built on data from nearly 500 randomized clinical trials in over 100,000 people allows doctors to see by how much different medications ...