We give real-time recs, you make bets. Using the same example over, if you assume -130 is the right probabilities for the Eagles to win what do positive and negative betting odds mean the opposite has probabilities of +110, we can determine the Agreement No Vig Odds"-- aka the cost that sportsbooks would offer if they weren't taking a cut.
While +EV wagers will not always win, they need to mathematically make a profit over time if you continually bet them. To really recognize favorable EV betting, you first need to understand suggested likelihood. In this instance, your anticipated worth is 50% as you'll win $1.50 ($2 x 0.75 + $0 x 0.25) with time.
Anticipated value (EV) is just how much your bet is anticipated to return, usually shown as a portion or return on investment (ROI). ROI: The expected long-term return on investment based upon the +EV wager chances and the consensus no vig odds. For example, if you utilize the same heavy coin over and call tails every single time, you may lose your very first two coin turns, yet gradually you'll profit as the outcomes will start assembling to tails winning 75% of the time.
For example, on a basic 2-way wager with both sides having -110 probabilities, your expected value is -4.55% or a loss of $4.55 on a $100 bet. While you will not typically find 50% ROI bets on on-line sportsbooks, it's possible to locate Return of investments ranging from 1% to 10%+ rather frequently.