Learn how the line of best fit in regression analysis shows relationships between variables, how it's calculated, and its ...

Investors who read stock charts can use moving averages, price action and volume signals to sell stocks. Add to that toolbox a simple straight line. If a stock breaks its long-term price trend, that's ...

When you dive into Excel, you quickly realize the power it holds for data analysis and prediction. Two of the most potent tools at your disposal are the TREND and FORECAST functions. These functions ...