7. A coin is flipped 8 times and the result is recorded. What is the probability of getting exactly 3 heads? Find n(S) and n(A). Then, find the probability by using P(A) = Round to the nearest hundredth. n(A) n(S) Optional: Complete problems 1, 2, 4, 5, 7-11, 18, 19, 22 from your textbook on separate lined paper for extra practice. When you are finished, check the odd problems for solutions at the back of the textbook.