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How to Make Money in Stocks: A Winning System in Good Times and Bad, Fourth Edition, 4th Edition by William O'Neil

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CHAPTER 2How to Read Charts Like a Pro and Improve Your Selection and Timing

In the world of medicine, X-rays, MRIs, and brain scans are “pictures” that doctors study to help them diagnose what’s going on in the human body. EKGs and ultrasound waves are recorded on paper or shown on TV-like monitors to illustrate what’s happening to the human heart.

Similarly, maps are plotted and set to scale to help people understand exactly where they are and how to get to where they want to go. And seismic data are traced on charts to help geologists study which structures or patterns seem most likely to contain oil.

In almost every field, there are tools available to help people evaluate current conditions correctly and receive accurate information. The ...

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