A moving average is a common name for a family of functions whose values at each definition point are equal to some average value of the original function for the previous period.

Moving averages are usually used with time series data to smooth out short-term fluctuations and highlight major trends or cycles.

MACD indicator is a technical indicator used in technical analysis for assessing and predicting price fluctuations on stock and currency exchanges.

It is used for testing trend strength and direction, as well as for determining turning points. It is built on the basis of moving averages. There are two modifications of the MACD indicator: linear MACD and MACD-histogram.

Bollinger Bands is a tool of technical analysis of financial markets, reflecting current deviations of stock, commodity or currency prices.

The indicator is calculated based on the standard deviation of a simple moving average. It is usually displayed on top of a price chart.

The Relative Strength Index is a technical analysis indicator that determines the strength of a trend and the probability of its change. The popularity of RSI is due to the simplicity of its interpretation. The indicator can draw technical analysis figures - "head-shoulders", "top" and others, which are often analyzed along with the price chart.