Question

What is the probability of flipping 5 coins on the same side, that is getting either all heads or all tails? give the exact decimal answer without rounding.

Answer 1

Each coin has 2 outcomes when flipping (it may be head or tail), so the possibility to flip head is equal to possibility to flip tail and is .

If you are flipping three times, then using the product rule you can conclude that the possibility to get three heads is equal to possibility to get three tails and is:

Explanation: