Statistics Library for MetaTrader 4 and 5
Info
The Statistics Library for MetaTrader 4 and 5 is a Library for MetaTrader 5 that this library provides essential statistical functions for user data processing in metatrader 4 and 5 (mt4/mt5). Originally published in 2026, the library has been enhanced and optimized for MT5, with improved code clarity and corrections to typos.
Usage
This tool is typically used for enhancing chart analysis and decision making.
Platform
This Library works exclusively on MetaTrader 5 (both build 600+ and newer versions).
Setup
Place the downloaded file in MQL5/Libraries folder via File ? Open Data Folder in MetaTrader 5.
How to Install and Use Statistics Library for MetaTrader 4 and 5
1. Storage: Place library files in the MQL/Libraries directory to ensure they are accessible to your projects.
2. Implementation: Include the library in your code using the #import directive, ensuring you match the exact function names and parameters.
3. Compilation: Ensure the library is present in the directory before you compile your main EA or script, as the compiler links them during this phase.
4. Management: Keep libraries organized in sub-folders if you manage many custom functions to maintain a clean project structure.
Frequently Asked Questions
Q: What is a library file used for? A: Libraries store reusable code modules, allowing you to centralize common logic used by multiple EAs or indicators.
Q: Is a library executable? A: No, libraries are non-executable files containing functions; they must be imported into an EA, indicator, or script to function.
Q: Can I update a library while the platform is running? A: You should compile your EA or script after updating a library to ensure the latest code changes are integrated.
What this tool does
This library provides essential statistical functions for user data processing in MetaTrader 4 and 5 (MT4/MT5).
Typical Use Case
This Library excels in automated trading and technical analysis on MetaTrader 5.
Compatible Platform & Setup
This Library works on MetaTrader 5. Place the file in the MQL5/Libraries folder and restart the terminal.
Description & Settings
Related: MQTT Five — MQTT 5.0 Client Library for MetaTrader 5 - another powerful library for MetaTrader 5 traders.
This library provides essential statistical functions for user data processing in MetaTrader 4 and 5 (MT4/MT5).Also recommended: session time filter library - similar library with strong performance on MetaTrader 5.
Originally published in 2026, the library has been enhanced and optimized for MT5, with improved code clarity and corrections to typos.
The functions are based on algorithms from the book 'Statistics for Traders' by S. Bulashov, offering a comprehensive toolkit for various statistical analyses.
Key features include:
- Random sample parameter processing
- Parameter evaluation
- Histogram generation
The library is designed for projects requiring statistical analysis, enabling efficient calculations and optimization.
For instance, when calculating variance, the mean is determined first, ensuring faster computation if variance needs to be calculated multiple times.
This approach is applied throughout the library, providing a robust and efficient statistical toolkit for MT4/MT5 users.
You may also like: as q neural net pure mq l5 neural network library - excellent alternative for library users on MetaTrader 5.
Source Code
#property copyright "robotfx"
#property link "https://robotfx.org"
#property version "1.00"
#include <statistics.mqh>
void onstart()
{
double arrx[10]={3,4,5,2,3,4,5,6,4,7};
double arry[10]={7,4,1,2,1,6,9,2,1,5};
double mx=average(arrx);
double my=average(arry);.......
⚠ Limitations & Risk Warning
- This tool is provided for educational and testing purposes only.
- Past performance does not guarantee future results.
- Trading involves substantial risk of loss. Use on a demo account first.
- Results may vary depending on market conditions, broker, and settings.
- We recommend thorough backtesting and forward testing before using with real funds.