Discover how Excel's Goal Seek reverses calculations to find input values from known outcomes and enhances your data analysis skills.

Sean Ross is a strategic adviser at 1031x.com, Investopedia contributor, and the founder and manager of Free Lances Ltd. Gordon Scott has been an active investor and technical analyst or 20+ years. He ...

Now in its ninth year, our annual poll showcases 255 vital video essays, nominated by 72 international voters.