00:01
In this question we're given that a coin is tossed three times.
00:04
In part a, we want to determine the sample space.
00:08
So the sample space will consist of the results of the three tosses.
00:15
The first possible outcome is head, head, head, head, tail, or, or head, tail, head, tail, head, or tail, head, head, tail, or tail, tail, or tail, tail, or tail, tail, or tail, tail, or tail, tail, or tail, or tail tail head or the last one is tail tail tail tail eight possible outcomes b part one we're given the a consists of exactly two tails so the possible outcome would be this three b is the event at least two tails so it will consist of this form c is the last two tosses are heads so that would be this event or this event.
02:03
See part one, we want to list the outcome in a bar, a bar is a complement.
02:10
There is anything that is not inside event a and that would be everything that excludes the two tail...