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

Learn the difference between Excel COUNT and COUNTA, plus TEXTBEFORE and TEXTAFTER tricks, so you clean text and totals with ...

Main airports: Charlotte Douglas International (CLT), Raleigh-Durham International (RDU), and Asheville Regional Airport (AVL). Fun fact: North Carolina’s nickname, “the Tar Heel State” comes from a ...

Sherri Gordon, CLC is a certified professional life coach, author, and journalist covering health and wellness, social issues, parenting, and mental health. She also has a certificate of completion ...