"Above are the possible outcomes" . No outcomes are listed in your post, but there
should be 8 of them. Count how many have 2 H's or 3 H's
then divide by 8
A quarter, nickel, and dime were tossed. Above are the possible outcomes. What is the possibility of getting at least two heads?
1/2
7/8
3/8
5/8
1 answer