Betting & stats glossary

What every term we use at BetsTalent means, explained clearly and with an example. From value and odds to Elo, yield or the Asian handicap.

Expected value (EV)
Expected value is the average profit a bet returns in the long run if repeated many times. It is positive when…
Value bet
A value bet is one where the model believes the outcome happens more often than its odds imply — that is, with…
Odds and implied probability
Odds are how much a winning bet pays per unit staked. Their inverse (1 ÷ odds) is the implied probability: the…
Over/Under goals
A bet on the match's total goals (or points) against a line. «Over 2.5» wins with 3 goals or more; «Under 2.5»…
Both teams to score (BTTS)
BTTS («both teams to score») wins when both teams score at least one goal in the match, regardless of the fina…
1X2
The 1X2 market bets on the winner in regular time: 1 = home win, X = draw, 2 = away win.…
Double chance
Covers two of the three 1X2 outcomes in a single bet: 1X (home or draw), X2 (away or draw) or 12 (either wins)…
Asian handicap
Gives a goal head start or deficit to a team before kick-off. It removes the draw and balances uneven matches;…
Line
The line is the threshold the bookmaker sets in totals or handicap markets (e.g. 2.5 goals, 210.5 points). You…
Trend strength
How far our recent-trend estimate (the average of the last 5 and 10 matches) sits from the bookmaker's line. T…
Yield
Yield is profit divided by the total staked, as a percentage. It measures the real profitability of a strategy…
Stake and bankroll
The stake is how much you risk on each bet; the bankroll is the total money you devote to betting. A flat stak…
Bookmaker margin (overround)
The commission the operator builds into the odds. It makes the implied probabilities of an event add up to mor…
CLV and odds movement
CLV (closing line value) compares the odds you bet at with the market's closing odds. Consistently beating the…
Push
A push happens when the result lands exactly on a whole line in an Asian or totals bet, and the stake is refun…
Elo rating
Elo is a number that measures a team's or player's level and updates after every match: it rises with a win an…
Poisson and Dixon-Coles
The Poisson model estimates the probability of each scoreline from each team's expected goals. The Dixon-Coles…
Expected goals (xG)
Expected goals estimate how many goals a team «should» score based on the quality of its chances or its attack…
Comeback probability
Comeback probability is the real chance that a match which has turned against the favourite, or that isn't pro…
Favourite in trouble
A favourite is in trouble when the team or player the market had as a clear winner is trailing on the scoreboa…
Goals that aren't coming
This is the second scenario the live radar flags: a match that pointed to plenty of goals —with a high Over/Un…
Probability bands
To read the comeback probability at a glance, the live radar groups it into four colour bands, like a reading …