The probability is 3/8.
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The probability of tossing a coin twice and getting tails both times is 1 in 4, or 25%. If you have already tossed a coin and had it land on tails, the probability that it will land on tails again the next time you toss it is 50%.
Since it is a certainty that a coin must land on either heads or tails, the probability must be 1.
50% probablility, or 1/2, that is, a one in two chance.There is an equal chance that the coin will land either heads or tails.
The probability of heads is 0.5 or 1/2. This is wrong, the chances of a penny landing heads up is less than 0.5 because the cast in Lincoln's head weighs more than the tails side of the peeny.
50%