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Young woman pointing on a calculator

The Science of Calculating Winning and Losing Streaks

This article is a short journey to the theme ‘risk management’ as we are often asked… How high should be a starting bank? Is 5,000 units enough? Well, there is no standard answer to this question. It all depends on the individual...
Win/Lose on Dice & Roulette Wheel / Win/Lose auf Würfel und Roulette-Rad

How to Calculate Probabilities at the Roulette Table

Roulette Probabilities and the Maths behind them Although the rules for roulette tables are designed in such a way that the bank makes money in the long run, it must be said that roulette is a pretty fair game. If you play with only small amounts...
Dollar notes / Geldbündel zusammengerollter Dollarscheine

How to Calculate Losing Streaks & Optimal Bankroll

In this article we will teach you to determine how large your starting bank needs to be to avoid bankruptcy by calculating the longest losing streaks that can be expected from your chosen betting strategy. What is Bankroll Management? Bankroll...
Higher Mathematics formulas / Höhere Mathematik Formeln

Combinatorics and Probability Theory in Football Betting

Introduction to Combinatorics and Probability Theory This article is a step-by-step guide explaining how to compute the probability that, for example, exactly 4 out of 6 picks win, or how to calculate the likelihood that at least 4 of 6 bets...

Football Betting Odds Calculation Course – How to Calculate Odds – Over / Under ‘X’ Goals

Please note that this is an archived post. Here, we describe the 1st edition of our Over/Under ‘X’ Goals Betting Course. We decided not to remove this post from the site because of the many questions and answers in the comments section....
Percent cubes, 3D image / Prozent-Würfel, 3D-Bild

Probability, Expectation, Hit Rate, Value, Mathematical Advantage: Explained

Introduction The terms probability, expectation, likelihood, chance and hit rate are all closely related, and express more or less the same thing. The difference is that before a game one talks about ‘chance’, ‘probability’,...
Hand flipping a coin / Hand wirft eine Münze

What is a Bet? How to Calculate Mathematical Advantage?

It is difficult to believe but, there are plenty of people around who have little idea exactly what a bet is or what is meant whenever I mention being interested in betting or the fact that I run a Web site about online football betting. Obviously...
Hands clasped around a ball emulating the FIFA World Cup Trophy

Over Under Betting in the Season of the Coronavirus

This experiment in association with Bild.de online magazine was suspended on 5th May 2021. In July 2020, after the first wave of the coronavirus, when most of the leagues resumed their games Soccerwidow performed a public experiment to see whether...
July 2020 - Over Under experiment P/L results graph by expected Yield

Over Under Betting Experiment July 2020 ~ Final Report & Further Findings

From 1st July until 2nd August 2020, we carried out a How to Use Soccerwidow’s Over/Under Betting Cluster Tables 5 Simple Steps to Win Over and Under Betting Profitability (Value I) Profitability is the relation of profit/loss to the...
Graph Profit+Loss HDAFU Trial Summer Leagues 2020

Interim Report after 91 Picks & 26 Betting Rounds ~ HDAFU Tables

2020 Summer League HDAFU Tables: Coronavirus Trial – ‘Live’ Picks Since the 1st July, we have been running a live picks experiment using systems selected from our HDAFU Tables to see if Covid-19 is affecting results one way...