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7/5/09

Odds and Edge Probabilities

Odds and Edge Probabilities in Day Trading
The whole concept of odds and probabilities is a subject that most beginner traders avoid, but is absolutely one of every practiced trader’s secrets for success. Trading the financial markets is all about managing risk, nothing is 100 % accurate or works 100 % of the time. Skillful is always a certain chance, certain odds, certain good fortune that a trade will work or wont work. Even if a trading system generates 99 % follow of profit, there is pacific that 1 % follow of failure. Zippo in trading is black or white, everything is somewhere in the gray. It is the business of the trader to determine how senile the trade is, what are odds of success. The trader also can then adjust their trading based on the possibility of the exact trade and the probability of trading system that he uses. By figuring out voiced odds of success, the trader can figure out his edge and maintain it. Why Probability and Edge? Anyone that has ever been to Las Vegas can see the money that the casinos spend to lure the gambler interestedness their casino. The casinos make their money, an heavyweight amount of money, by maintaining their edge. In the collection of all games that a casino runs, they still maintain around 4. 5 % edge. That means that outer of every dollar that is brought in to the casino, 4. 5 cents keep at there. Some people hit the roll pots, some people lose materiality they have, but the casino, on average, makes 4. 5 %. For the casinos, it is not gambling, it is a game of odds, probabilities and they sense their edge. The more gamblers time in in, the more money they bring with them, the more the casino makes, as long as they maintain their edge. In this trading, the trader runs their casino. If a trader wins 80 % of the time, makes $200. 00 every time he wins and loses $100. 00 every time he loses, on average the trader makes $140. 00 per trade. As gangling as the trader maintains his ratios, his edge, he will make, on average, $140. 00 every time he executes a trade. This is a especially important statistic for a trader. Being well-informed of these numbers allows traders to weather compose downs, authorize to their system, eliminating hesitation and managing their trading correctly.