# Coin toss probability

John Baez · (H, T, T). If the coin flips are independent, the probability is just this product: · p H q T r T See the pattern? We just multiply the probabilities. And. When you toss a coin, there are only two possible outcomes, heads or tails. On any one toss, you will observe one outcome or another—heads or tails. Over a. When we flip a coin there is always a probability to get a head or a tail is 50 percent. Suppose a coin tossed then we get two possible outcomes either a 'head' (H).