probability

[anya wright]

Please help and explain. Len tosses a coin three times and it lands on heads every time. What is the chances the coin shows tails on the next toss?

 

[pka]

Please help and explain. Len tosses a coin three times and it lands on heads every time. What is the chances the coin shows tails on the next toss?

Independence demands that the answer must be \(\displaystyle 0.5~.\)
Do you see why?