NFL season is almost here and the hunger for betting goes beyond the traditional wagering systems, a lot of attention is set on proposition bets. But certain propositions are mere chance. For example in football games, will the coin toss be heads or tails? heads -105 / tails -105; this is a proposition that has negative expected value (-EV) no matter which side you choose. To address this: the NFL uses a coin that weighs equal on each side and physics behind coin flipping are not enough to overcome the 2.38% advantage. There is a fundamental strategy rule to prop […]