ARTICLE SYNOPSIS...CALCULATING THE RSI by Technical Anlaysis, Inc. The RSI classic The first step in calculating a 14-period relative strength index (RSI) in a Microsoft Excel spreadsheet is determining the up momentum and the down momentum. This is performed in columns
ARTICLE SYNOPSIS...SIDEBAR: CALCULATING THE RSI The relative strength index (RSI) is a momentum indicator that uses the net difference of closing prices for up days and down days. The following are steps by which to build a 14-period RSI, using as an example the price dat