Poisson is a mathematical formula used to predict football scores. A good Iddaa Excel sheet will:
After 3 months, Pareto (80/20) showed: 80% of my losses came from just 2 mistake types: 'chasing loss' & 'betting outside top 4 leagues'. Iddaa Excel Forum
Many shared sheets look fantastic because they were back-tested on a specific league (e.g., the Turkish Süper Lig) during a non-pandemic season. Real-world betting introduces chaos—red cards, injuries, weather, or match-fixing—that no Excel formula can predict. Poisson is a mathematical formula used to predict