The main idea The assessment of the balance of Bulls and Bears forces has the great influence. Bulls Power: definition and formula Average true range definition forex Power is the difference between the highest price and 13 – period exponential moving average. When there is a rising trend in the market, the indicator is bigger than zero. Bulls Power indicator is less than zero.

Bears Power: definition and formula Bears Power indicator is opposite than the Bulls Power indicator. Then the downward trend is weak, the indicator Bears Power will be less than zero. In this case the slope of the last shows the direction of prices. This Excel spreadsheet downloads historical Forex data from the Internet. You can ask for bid, ask and mid rates for a range of historical currencies.

The spreadsheet is easy to use. You simply enter two three-letter currency symbols, two dates, and specify whether you want the bid, ask or mid price. Now you can analyze and plot the forex data using all of Excelâ€™s functionality. As an example, the spreadsheet plots the exchange rate data. If you wanted, you could easily add Bollinger Bands to the plot.