Answer:
Hope the picture will help you.....
The mean (average) can be found by adding up all ur numbers, then dividing by how many numbers there are.
(0.7+1.1+0.8+1.6+1.6+2.2+1.1) / 7 = 9.1 / 7 = 1.3 <==
Answer:
Because the coin is tossed 7 times and you get 2 outcomes (head or tail) for each one.