Excel remains one of the most important tools in data analysis. Yet most analysts use only a small fraction of its capabilities. Mastering the right functions can speed up reporting, improve accuracy, ...

Sameena Zahoor, MD, is board-certified in family medicine and works at the Hope Clinic, which provides free primary medical care to uninsured and under-insured patients, as a physician. The appendix ...

VLOOKUP, SUMIFS, INDEX... How many Excel functions do you have memorized? "I'm not good with functions, and I always end up using the same ones." I think many people feel that way. Actually, there is ...