Based on daily data, the most commonly used parameters are as follows: Short-term MAs: The 5-day MA represents approximately one week of trading. Medium-term MAs: The 20-day or 21-day MA typically reflects around one month of trading. Long-term MAs: Common periods include the 55-day, 90-day, and 200-day MAs. The 55-day and 90-day MAs offer insights into longer-term price trends, while the 200-day MA is often used to gauge the overall market environment and long-term trend directions.