T i = indicator random variable of the event that i-th throw results in a tail E[T] = E[T 1 ] + … + E[T 6 ] = 6*(1/2) = 3 P(T=3) = P(H=3) = binomial(6,3)/2.
![T i = indicator random variable of the event that i-th throw results in a tail E[T] = E[T 1 ] + … + E[T 6 ] = 6*(1/2) = 3 P(T=3) = P(H=3) = binomial(6,3)/2.](https://static.fdocuments.in/doc/330x215/56649d4b5503460f94a28095/t-i-indicator-random-variable-of-the-event-that-i-th-throw-results-in-a-tail.jpg)
