a) At Leratong Clinic in the outskirts of Maseru, everyday there are healthy new born babies born. The midwife’s analysis have concluded that out of 3 babies born, 1 is a boy. On any given day if 7 new born babies are chosen at random
i) What is the probability that 2 of the babies will be a boys? [3 Marks]
ii) What is the probability that at least 3 babies will be boys?