RSI Calculation - Macroption
Relative Strength Index - RSI: The relative strength index (RSI) is a momentum indicator developed by noted technical analyst Welles Wilder, that compares the magnitude of recent gains and losses The term ‘Relative Strength Index’ must not be confused with ‘relative strength’ which is when we compare one stock against another or one sector. The RSI, like most indicators is the calculation of averages, this is what the calculation looks like. Calculation. The average time period we use for the RSI is the 14 period average.
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