Technical indicator is outdated ma?

Technical indicator is outdated ma?

Technical indicator be widely used in financial market to forecast ETF, Stock, FX ...etc. Many tech indicators have very long history and new variants still to be developed. Learning technical indicator is not only can get financial knowledge so can extend programming skill if we go deep into how to implement techincal indicator formula via programming language.

Moving Average...

$$SMA = \frac{A1 + A2 + A3 + A4+ An}{n}$$

Simple Moving Average is foundation indicator, many other indicators rely on SMA. SMA formula is rally simple, just sum all close price in period n divided by number of time periods. Usually we use SMA period 9 and SMA period 20 to forecast. In the below screeshot shows SMA20 cross SMA9 for that secnario means stock will tend to move down.