Tag Archives: betting odds

Excel screenshot showing the solutions to our odds correction exercise

Oddsportal Archived Odds – Identifying and Correcting 1×2 Odds Errors

As we have mentioned before, one of our favourite sites for collecting historical data is www.oddsportal.com, and in our recent article about the concepts for football betting systems we outlined how to set-up an Oddsportal user account and...
Chessmen line up with a football

Football Betting Odds: Study Comparison Bookmaker vs. Exchanges Odds

It may surprise you to know that when placing a back bet before the commencement of a game, our research shows that more than 85% of Betfair’s odds (at 5% commission) can be beaten by bookmakers whether you are betting on the home win, draw,...
Teacher in an outdoor classroom in Agra, India / Lehrer in einem Klassenzimmer im Freien in Agra, Indien

How is Overround Calculated and what are the Benefits of Removing it from the Betting Odds?

Simply put, overround is the bookmaker’s profit margin. Overround percentages vary and usually average between 4 and 7%, depending on the bookmaker. Although bookmaker odds do not always fully represent the ‘true’ (expected)...
Countries football-data

Historical Data: Fixture Results and Bookmaker Odds

Whoever wishes to become a serious gambler and start winning money, or even dreams of making a living from betting, needs to analyse some historical data. A source in the Internet which is simply a gold mine is www.Football-Data.co.uk. Here...