Twelve.
There are 25 = 32 possible outcomes.
2*2*2*2 = 16
Two
5 outcomes if the sequence is ignored. 24 = 16 outcomes in all.
The total number of outcomes is 2^5 = 32.
There are 25 = 32 possible outcomes.
I believe there would be 11 possible outcomes!
2*2*2*2 = 16
If a coin is tossed 15 times there are 215 or 32768 possible outcomes.
Two
5 outcomes if the sequence is ignored. 24 = 16 outcomes in all.
The total number of outcomes is 2^5 = 32.
There are 26 = 64 possible outcomes.
18 outcomes
Assuming the variable of interest is the face on top: H (= heads) or T (= tails), then they are the four possible outcomes: HH, HT, TH and TT.
9
24 possible outcomes.