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Exercise 3: In a certain country. the true probability of a baby being a boy is 0.491. Among the next 've randomly selected births in the country, what is the probability that at least one of them is a girl? Exercise 4: A corporation must appoint a president. chief executive ofcer (CEO). chief operating officer (COD), and chief nancial ofcer (CFO). It must also appoint a planning committee with four different members. There are 12 qualied candidates, and ofcers can also serve on the committee. Complete parts (a) through (c) below. a. How many different ways can the ofcers be appointed? b. How many different ways can the committee be appointed? c. What is the probability of randomly selecting the committee members and getting the ve youngest of the qualied candidate? (Type an integer or a simplied fraction.)