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technical_indicators:slope [2019/09/07 00:30] betseyp [Overbought in a Downtrend] |
technical_indicators:slope [2021/06/17 16:02] (current) betseyp [Calculation] |
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===== Calculation ===== | ===== Calculation ===== | ||
- | Slope is based on a linear regression (line of best fit). Even though the formula for a linear regression is beyond the scope of this article, a linear regression can be shown using the Raff Regression Channel in SharpCharts. This indicator features a linear regression in the middle with equidistant outer trend lines. Slope equals the rise-over-run for the linear regression. Rise refers to the price change. Run refers to the timeframe. A 20-day Slope would be the rise-over-run of a 20-day linear regression. If the rise is 4 points and the run is two days, then the slope would be 2 (4/2 = 2). If the rise is -6 points and the run is 2, then the slope would be -3 (6/2 = 3). In general, an advancing period has a positive slope and a declining period has a negative slope. The steepness depends on the sharpness of the advance or decline. | + | Slope is based on a linear regression (line of best fit). Even though the formula for a linear regression is beyond the scope of this article, a linear regression can be shown using the Raff Regression Channel in SharpCharts. This indicator features a linear regression in the middle with equidistant outer trend lines. Slope equals the rise-over-run for the linear regression. Rise refers to the price change. Run refers to the timeframe. A 20-day Slope would be the rise-over-run of a 20-day linear regression. If the rise is 4 points and the run is two days, then the slope would be 2 (4/2 = 2). If the rise is -6 points and the run is 2, then the slope would be -3 (-6/2 = -3). In general, an advancing period has a positive slope and a declining period has a negative slope. The steepness depends on the sharpness of the advance or decline. |
{{:technical_indicators:slope:slop-1-spyintro.png|Slope - Chart 1}} | {{:technical_indicators:slope:slop-1-spyintro.png|Slope - Chart 1}} |