Question: Jill and Laura have lunch together. They flip a coin to decide who pays for lunch and then flip a coin again to decide who pays the tip. Define a possible outcome to be who pays for lunch and who pays the tip, in order-for example, "Jill, Jill."
a. List the simple events in the sample space.
b. Are the simple events equally likely? If not, why not?
c. What is the probability that Laura will have to pay for lunch and leave the tip?