Trading With Power Spreads by Ryan Litchfield

Technical Analysis Day trading

How to understand about technical analysis: Learn about technical analysis

In finance, technical analysis is an analysis methodology for forecasting the direction of prices through the study of past market data, primarily price and volume.
Behavioral economics and quantitative analysis use many of the same tools of technical analysis, which,
being an aspect of active management, stands in contradiction to much of modern portfolio theory.
The efficacy of both technical and fundamental analysis is disputed by the efficient-market hypothesis, which states that stock market prices are essentially unpredictable.