In Quick exercise 6.1 we simulated a die by tossing three coins. Recall that we might need several attempts before succeeding. a. What is the probability that we succeed on the first try? b. Let N be...

In Quick exercise 6.1 we simulated a die by tossing three coins. Recall that we might need several attempts before succeeding.

a. What is the probability that we succeed on the first try?

b. Let N be the number of tries that we need. Determine the distribution of N.