# $$|t-h|$$ is prime

A fair coin is flipped 10 times. What is the probability that the difference between the number of heads and the number of tails is a prime number?

For example, if $$h$$ is the number of heads and $$t$$ is the number of tails, $$\left | h-t \right |$$ is a prime number.

More probability questions

×