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In gambling parlance, making a book is the practice of laying bets on the various possible outcomes of a single event. The phrase originates from the practice of recording such wagers in a hard-bound ledger (the 'book') and gives the English language the term bookmaker for the person laying the bets and thus 'making the book'.
£50 each-way on a football team 'to win the cup' at 15-2 and 1 ⁄ 3 the odds a place 1 or 2 would cost £100. Returns for the win part of the bet would be (£50 × 7.5) + stake = £425; Returns for the place part of the bet would be (£50 × 2.5) + stake = £175
The mathematics of gambling is a collection of probability applications encountered in games of chance and can get included in game theory.From a mathematical point of view, the games of chance are experiments generating various types of aleatory events, and it is possible to calculate by using the properties of probability on a finite space of possibilities.
We explain everything you need to know about the common football betting acronym BTTS in our beginner’s guide
"pays +X" (moneyline odds) means that the bet is fair if the probability is p = 100 / (X + 100). "pays −X" (moneyline odds) means that the bet is fair if the probability is p = X / (X + 100). The numbers for odds can be scaled. If k is any positive number then X to Y is the same as kX to kY, and similarly
Sports betting is a whole new language. It helps to know your betting line from your moneyline.
The first spread Andrews comes to for an NFL game is simple math, using the power ratings: If Team A is 90, Team B is 91 and at home with a 2.5-point home-field advantage, the line is Team B -3.5.
A parlay, accumulator (or acca), combo bet, or multi is a single bet that links together two or more individual wagers, usually seen in sports betting.Winning the parlay is dependent on all of those wagers winning together.